diff --git a/src/proto_018_Proxford/lib_parameters/default_parameters.ml b/src/proto_018_Proxford/lib_parameters/default_parameters.ml
index 4ad6c469fadeead2778588f52b00576d67f7c52d..500b85a9318fd975014fb6e46a75d336e948608d 100644
--- a/src/proto_018_Proxford/lib_parameters/default_parameters.ml
+++ b/src/proto_018_Proxford/lib_parameters/default_parameters.ml
@@ -280,19 +280,6 @@ let constants_mainnet =
       };
   }
 
-(* Sandbox and test networks's Dal cryptobox are computed by this function:
-   - Redundancy_factor is provided as a parameter;
-   - The other fields are derived from mainnet's values, as divisions by the
-     provided factor. *)
-let derive_cryptobox_parameters ~redundancy_factor ~mainnet_constants_divider =
-  let m = default_cryptobox_parameters in
-  {
-    Dal.redundancy_factor;
-    page_size = m.page_size / mainnet_constants_divider;
-    slot_size = m.slot_size / mainnet_constants_divider;
-    number_of_shards = m.number_of_shards / mainnet_constants_divider;
-  }
-
 let constants_sandbox =
   let consensus_committee_size = 256 in
   let block_time = 1 in
@@ -308,9 +295,12 @@ let constants_sandbox =
           number_of_slots = 16;
           blocks_per_epoch = 1l;
           cryptobox_parameters =
-            derive_cryptobox_parameters
-              ~redundancy_factor:8
-              ~mainnet_constants_divider:32;
+            {
+              Dal.redundancy_factor = 16;
+              page_size = 4096;
+              number_of_shards = 2048;
+              slot_size = 1 lsl 16;
+            };
         };
     issuance_weights;
     Constants.Parametric.preserved_cycles = 2;
@@ -343,9 +333,12 @@ let constants_test =
           number_of_slots = 8;
           blocks_per_epoch = 1l;
           cryptobox_parameters =
-            derive_cryptobox_parameters
-              ~redundancy_factor:4
-              ~mainnet_constants_divider:64;
+            {
+              Dal.redundancy_factor = 16;
+              page_size = 4096;
+              number_of_shards = 2048;
+              slot_size = 1 lsl 16;
+            };
         };
     issuance_weights;
     Constants.Parametric.preserved_cycles = 3;
diff --git a/src/proto_alpha/lib_parameters/default_parameters.ml b/src/proto_alpha/lib_parameters/default_parameters.ml
index c582c1fb3631387f68f9f3fbbe01dd90a7dc1700..1012559309b4d8a8427dbfddbb398f847661ff84 100644
--- a/src/proto_alpha/lib_parameters/default_parameters.ml
+++ b/src/proto_alpha/lib_parameters/default_parameters.ml
@@ -141,7 +141,7 @@ let default_cryptobox_parameters =
 let default_dal =
   Constants.Parametric.
     {
-      feature_enable = false;
+      feature_enable = true;
       incentives_enable = false;
       number_of_slots = 256;
       attestation_lag = 4;
@@ -317,19 +317,6 @@ let constants_mainnet : Constants.Parametric.t =
     direct_ticket_spending_enable = false;
   }
 
-(* Sandbox and test networks's Dal cryptobox are computed by this function:
-   - Redundancy_factor is provided as a parameter;
-   - The other fields are derived from mainnet's values, as divisions by the
-     provided factor. *)
-let derive_cryptobox_parameters ~redundancy_factor ~mainnet_constants_divider =
-  let m = default_cryptobox_parameters in
-  {
-    Dal.redundancy_factor;
-    page_size = m.page_size / mainnet_constants_divider;
-    slot_size = m.slot_size / mainnet_constants_divider;
-    number_of_shards = m.number_of_shards / mainnet_constants_divider;
-  }
-
 let constants_sandbox =
   let consensus_committee_size = 256 in
   let block_time = 1 in
@@ -345,9 +332,12 @@ let constants_sandbox =
           constants_mainnet.dal with
           number_of_slots = 16;
           cryptobox_parameters =
-            derive_cryptobox_parameters
-              ~redundancy_factor:8
-              ~mainnet_constants_divider:32;
+            {
+              Dal.redundancy_factor = 16;
+              page_size = 4096;
+              number_of_shards = 2048;
+              slot_size = 1 lsl 16;
+            };
         };
     issuance_weights;
     blocks_preservation_cycles = 1;
@@ -382,9 +372,12 @@ let constants_test =
           constants_mainnet.dal with
           number_of_slots = 8;
           cryptobox_parameters =
-            derive_cryptobox_parameters
-              ~redundancy_factor:4
-              ~mainnet_constants_divider:64;
+            {
+              redundancy_factor = 16;
+              page_size = 4096;
+              number_of_shards = 2048;
+              slot_size = 1 lsl 16;
+            };
         };
     issuance_weights;
     consensus_rights_delay = 3;
diff --git a/src/proto_alpha/lib_protocol/raw_context.ml b/src/proto_alpha/lib_protocol/raw_context.ml
index 2b13a0253164ae7ba4940fbcbcb4c110af0f0881..e280159687af3ca375426a689602dc71ff647d12 100644
--- a/src/proto_alpha/lib_protocol/raw_context.ml
+++ b/src/proto_alpha/lib_protocol/raw_context.ml
@@ -1033,46 +1033,41 @@ let prepare_first_block ~level ~timestamp _chain_id ctxt =
         (* When modifying the line below, be careful that the values are
            compatible with the encodings exported by the environment did not
            change. *)
-        let cryptobox_parameters = c.dal.cryptobox_parameters in
+        let cryptobox_parameters =
+          {
+            Dal.page_size = 4096;
+            slot_size = 1 lsl 20;
+            redundancy_factor = 16;
+            number_of_shards = 2048;
+          }
+        in
         let dal =
           Constants_parametric_repr.
             {
-              feature_enable = c.dal.feature_enable;
+              feature_enable = true;
               incentives_enable = false;
-              number_of_slots = c.dal.number_of_slots;
-              attestation_lag = c.dal.attestation_lag;
-              attestation_threshold = c.dal.attestation_threshold;
+              number_of_slots = 256;
+              attestation_lag = 4;
+              attestation_threshold = 50;
               cryptobox_parameters;
             }
         in
         (* This test prevents the activation of the protocol if the
            set of parameters given for the DAL is invalid. *)
         let*? () =
-          if dal.feature_enable then
-            match Dal.make cryptobox_parameters with
-            | Ok _cryptobox -> ok ()
-            | Error (`Fail explanation) ->
-                error (Dal_errors_repr.Dal_cryptobox_error {explanation})
-          else ok ()
+          match Dal.make cryptobox_parameters with
+          | Ok _cryptobox -> ok ()
+          | Error (`Fail explanation) ->
+              error (Dal_errors_repr.Dal_cryptobox_error {explanation})
         in
         let dal_activation_level =
           if c.dal.feature_enable then
             (* if dal was enable in previous protocol, do as if it were always
                activated *)
             Raw_level_repr.succ Raw_level_repr.root
-          else if dal.feature_enable then
+          else
             (* dal activates at first level of the new protocol. *)
             Raw_level_repr.of_int32_exn (Int32.succ level)
-          else
-            (* Deactivate the reveal if the dal is not enabled.
-
-               assert (not (c.dal.feature_enable || dal.feature_enable))
-
-               We set the activation level to [pred max_int] to deactivate
-               the feature. The [pred] is needed to not trigger an encoding
-               exception with the value [Int32.int_min] (see
-               tezt/tests/mockup.ml). *)
-            Raw_level_repr.of_int32_exn Int32.(pred max_int)
         in
         let dal_attested_slots_validity_lag =
           (* A rollup node shouldn't import a page of an attested slot whose attested
diff --git a/src/proto_alpha/lib_protocol/test/integration/consensus/test_attestation.ml b/src/proto_alpha/lib_protocol/test/integration/consensus/test_attestation.ml
index c68976596572c4abf848eddb710470919bf9a775..3d41a37340b9a61aadc055e7d12afd86394060b6 100644
--- a/src/proto_alpha/lib_protocol/test/integration/consensus/test_attestation.ml
+++ b/src/proto_alpha/lib_protocol/test/integration/consensus/test_attestation.ml
@@ -682,7 +682,7 @@ let test_two_attestations_with_same_attester () =
    committee, then an error is returned at block validation.
 
    Note that we change the value of [consensus_committee_size] because with the
-   default test parameters, [consensus_committee_size = 25 < 32 =
+   default test parameters, [consensus_committee_size = 25 < 64 =
    number_of_shards], so that test would not work! *)
 let test_attester_not_in_dal_committee () =
   let open Lwt_result_syntax in
@@ -691,9 +691,23 @@ let test_attester_not_in_dal_committee () =
   (* Create many accounts with balance [bal_high] and one with [bal_low]. *)
   let n = 10 in
   let bootstrap_balances = bal_low :: Stdlib.List.init n (fun _ -> bal_high) in
+  let dal =
+    Tezos_protocol_alpha_parameters.Default_parameters.constants_sandbox.dal
+  in
+  let dal =
+    (* We need to take a small number of shards to be sure there is a
+       really high probability an attester is not part of the DAL
+       committee in the first hundred blocks. *)
+    {
+      dal with
+      cryptobox_parameters =
+        {dal.cryptobox_parameters with number_of_shards = 64};
+    }
+  in
   let* genesis, contracts =
     Context.init_gen
       ~dal_enable:true
+      ~dal
       ~consensus_committee_size:100
       ~consensus_threshold:0
       ~bootstrap_balances
diff --git a/tezt/tests/expected/RPC_test.ml/Alpha- (mode client) RPC regression tests- misc_protocol.out b/tezt/tests/expected/RPC_test.ml/Alpha- (mode client) RPC regression tests- misc_protocol.out
index f945c9ee80645cab8c4a6bd79a928744797446f6..0f3ba89ec8716d258e68bd7d65c44cf9fefc781d 100644
--- a/tezt/tests/expected/RPC_test.ml/Alpha- (mode client) RPC regression tests- misc_protocol.out	
+++ b/tezt/tests/expected/RPC_test.ml/Alpha- (mode client) RPC regression tests- misc_protocol.out	
@@ -37,10 +37,10 @@
   "cache_script_size": 100000000, "cache_stake_distribution_cycles": 8,
   "cache_sampler_state_cycles": 8,
   "dal_parametric":
-    { "feature_enable": false, "incentives_enable": false,
+    { "feature_enable": true, "incentives_enable": false,
       "number_of_slots": 16, "attestation_lag": 4,
-      "attestation_threshold": 50, "redundancy_factor": 8, "page_size": 128,
-      "slot_size": 32768, "number_of_shards": 64 },
+      "attestation_threshold": 50, "redundancy_factor": 16,
+      "page_size": 4096, "slot_size": 65536, "number_of_shards": 2048 },
   "smart_rollup_arith_pvm_enable": false,
   "smart_rollup_origination_size": 6314,
   "smart_rollup_challenge_window_in_blocks": 120960,
@@ -54,9 +54,8 @@
   "smart_rollup_max_number_of_cemented_commitments": 5,
   "smart_rollup_max_number_of_parallel_games": 32,
   "smart_rollup_reveal_activation_level":
-    { "raw_data": { "Blake2B": 0 }, "metadata": 0, "dal_page": 2147483646,
-      "dal_parameters": 2147483646,
-      "dal_attested_slots_validity_lag": 241920 },
+    { "raw_data": { "Blake2B": 0 }, "metadata": 0, "dal_page": 1,
+      "dal_parameters": 1, "dal_attested_slots_validity_lag": 241920 },
   "smart_rollup_private_enable": true,
   "smart_rollup_riscv_pvm_enable": false, "zk_rollup_enable": false,
   "zk_rollup_origination_size": 4000, "zk_rollup_min_pending_to_process": 10,
diff --git a/tezt/tests/expected/RPC_test.ml/Alpha- (mode light) RPC regression tests- misc_protocol.out b/tezt/tests/expected/RPC_test.ml/Alpha- (mode light) RPC regression tests- misc_protocol.out
index 607044fe19a6850c837bb225c45ae21346affd79..aac8177c008a6cda7f816f9b602608e26c4a330a 100644
--- a/tezt/tests/expected/RPC_test.ml/Alpha- (mode light) RPC regression tests- misc_protocol.out	
+++ b/tezt/tests/expected/RPC_test.ml/Alpha- (mode light) RPC regression tests- misc_protocol.out	
@@ -37,10 +37,10 @@
   "cache_script_size": 100000000, "cache_stake_distribution_cycles": 8,
   "cache_sampler_state_cycles": 8,
   "dal_parametric":
-    { "feature_enable": false, "incentives_enable": false,
+    { "feature_enable": true, "incentives_enable": false,
       "number_of_slots": 16, "attestation_lag": 4,
-      "attestation_threshold": 50, "redundancy_factor": 8, "page_size": 128,
-      "slot_size": 32768, "number_of_shards": 64 },
+      "attestation_threshold": 50, "redundancy_factor": 16,
+      "page_size": 4096, "slot_size": 65536, "number_of_shards": 2048 },
   "smart_rollup_arith_pvm_enable": false,
   "smart_rollup_origination_size": 6314,
   "smart_rollup_challenge_window_in_blocks": 120960,
@@ -54,9 +54,8 @@
   "smart_rollup_max_number_of_cemented_commitments": 5,
   "smart_rollup_max_number_of_parallel_games": 32,
   "smart_rollup_reveal_activation_level":
-    { "raw_data": { "Blake2B": 0 }, "metadata": 0, "dal_page": 2147483646,
-      "dal_parameters": 2147483646,
-      "dal_attested_slots_validity_lag": 241920 },
+    { "raw_data": { "Blake2B": 0 }, "metadata": 0, "dal_page": 1,
+      "dal_parameters": 1, "dal_attested_slots_validity_lag": 241920 },
   "smart_rollup_private_enable": true,
   "smart_rollup_riscv_pvm_enable": false, "zk_rollup_enable": false,
   "zk_rollup_origination_size": 4000, "zk_rollup_min_pending_to_process": 10,
diff --git a/tezt/tests/expected/RPC_test.ml/Alpha- (mode proxy) RPC regression tests- misc_protocol.out b/tezt/tests/expected/RPC_test.ml/Alpha- (mode proxy) RPC regression tests- misc_protocol.out
index 2e54b8ee0dcab96dedaa9f054c88c3acbe612b25..2149eb2092eb6cc7b77a11f3ab09cf08bc353650 100644
--- a/tezt/tests/expected/RPC_test.ml/Alpha- (mode proxy) RPC regression tests- misc_protocol.out	
+++ b/tezt/tests/expected/RPC_test.ml/Alpha- (mode proxy) RPC regression tests- misc_protocol.out	
@@ -37,10 +37,10 @@
   "cache_script_size": 100000000, "cache_stake_distribution_cycles": 8,
   "cache_sampler_state_cycles": 8,
   "dal_parametric":
-    { "feature_enable": false, "incentives_enable": false,
+    { "feature_enable": true, "incentives_enable": false,
       "number_of_slots": 16, "attestation_lag": 4,
-      "attestation_threshold": 50, "redundancy_factor": 8, "page_size": 128,
-      "slot_size": 32768, "number_of_shards": 64 },
+      "attestation_threshold": 50, "redundancy_factor": 16,
+      "page_size": 4096, "slot_size": 65536, "number_of_shards": 2048 },
   "smart_rollup_arith_pvm_enable": false,
   "smart_rollup_origination_size": 6314,
   "smart_rollup_challenge_window_in_blocks": 120960,
@@ -54,9 +54,8 @@
   "smart_rollup_max_number_of_cemented_commitments": 5,
   "smart_rollup_max_number_of_parallel_games": 32,
   "smart_rollup_reveal_activation_level":
-    { "raw_data": { "Blake2B": 0 }, "metadata": 0, "dal_page": 2147483646,
-      "dal_parameters": 2147483646,
-      "dal_attested_slots_validity_lag": 241920 },
+    { "raw_data": { "Blake2B": 0 }, "metadata": 0, "dal_page": 1,
+      "dal_parameters": 1, "dal_attested_slots_validity_lag": 241920 },
   "smart_rollup_private_enable": true,
   "smart_rollup_riscv_pvm_enable": false, "zk_rollup_enable": false,
   "zk_rollup_origination_size": 4000, "zk_rollup_min_pending_to_process": 10,
diff --git a/tezt/tests/expected/RPC_test.ml/Alpha- (mode proxy_server_data_dir) RPC regression tests- misc_protocol.out b/tezt/tests/expected/RPC_test.ml/Alpha- (mode proxy_server_data_dir) RPC regression tests- misc_protocol.out
index 4475dea214b6ea36a18f1dc000231606803e2518..3b39db3348d5c02fecd74e6ad7e93f7caac6bb46 100644
--- a/tezt/tests/expected/RPC_test.ml/Alpha- (mode proxy_server_data_dir) RPC regression tests- misc_protocol.out	
+++ b/tezt/tests/expected/RPC_test.ml/Alpha- (mode proxy_server_data_dir) RPC regression tests- misc_protocol.out	
@@ -37,10 +37,10 @@
   "cache_script_size": 100000000, "cache_stake_distribution_cycles": 8,
   "cache_sampler_state_cycles": 8,
   "dal_parametric":
-    { "feature_enable": false, "incentives_enable": false,
+    { "feature_enable": true, "incentives_enable": false,
       "number_of_slots": 16, "attestation_lag": 4,
-      "attestation_threshold": 50, "redundancy_factor": 8, "page_size": 128,
-      "slot_size": 32768, "number_of_shards": 64 },
+      "attestation_threshold": 50, "redundancy_factor": 16,
+      "page_size": 4096, "slot_size": 65536, "number_of_shards": 2048 },
   "smart_rollup_arith_pvm_enable": false,
   "smart_rollup_origination_size": 6314,
   "smart_rollup_challenge_window_in_blocks": 120960,
@@ -54,9 +54,8 @@
   "smart_rollup_max_number_of_cemented_commitments": 5,
   "smart_rollup_max_number_of_parallel_games": 32,
   "smart_rollup_reveal_activation_level":
-    { "raw_data": { "Blake2B": 0 }, "metadata": 0, "dal_page": 2147483646,
-      "dal_parameters": 2147483646,
-      "dal_attested_slots_validity_lag": 241920 },
+    { "raw_data": { "Blake2B": 0 }, "metadata": 0, "dal_page": 1,
+      "dal_parameters": 1, "dal_attested_slots_validity_lag": 241920 },
   "smart_rollup_private_enable": true,
   "smart_rollup_riscv_pvm_enable": false, "zk_rollup_enable": false,
   "zk_rollup_origination_size": 4000, "zk_rollup_min_pending_to_process": 10,
diff --git a/tezt/tests/expected/RPC_test.ml/Alpha- (mode proxy_server_rpc) RPC regression tests- misc_protocol.out b/tezt/tests/expected/RPC_test.ml/Alpha- (mode proxy_server_rpc) RPC regression tests- misc_protocol.out
index 4475dea214b6ea36a18f1dc000231606803e2518..3b39db3348d5c02fecd74e6ad7e93f7caac6bb46 100644
--- a/tezt/tests/expected/RPC_test.ml/Alpha- (mode proxy_server_rpc) RPC regression tests- misc_protocol.out	
+++ b/tezt/tests/expected/RPC_test.ml/Alpha- (mode proxy_server_rpc) RPC regression tests- misc_protocol.out	
@@ -37,10 +37,10 @@
   "cache_script_size": 100000000, "cache_stake_distribution_cycles": 8,
   "cache_sampler_state_cycles": 8,
   "dal_parametric":
-    { "feature_enable": false, "incentives_enable": false,
+    { "feature_enable": true, "incentives_enable": false,
       "number_of_slots": 16, "attestation_lag": 4,
-      "attestation_threshold": 50, "redundancy_factor": 8, "page_size": 128,
-      "slot_size": 32768, "number_of_shards": 64 },
+      "attestation_threshold": 50, "redundancy_factor": 16,
+      "page_size": 4096, "slot_size": 65536, "number_of_shards": 2048 },
   "smart_rollup_arith_pvm_enable": false,
   "smart_rollup_origination_size": 6314,
   "smart_rollup_challenge_window_in_blocks": 120960,
@@ -54,9 +54,8 @@
   "smart_rollup_max_number_of_cemented_commitments": 5,
   "smart_rollup_max_number_of_parallel_games": 32,
   "smart_rollup_reveal_activation_level":
-    { "raw_data": { "Blake2B": 0 }, "metadata": 0, "dal_page": 2147483646,
-      "dal_parameters": 2147483646,
-      "dal_attested_slots_validity_lag": 241920 },
+    { "raw_data": { "Blake2B": 0 }, "metadata": 0, "dal_page": 1,
+      "dal_parameters": 1, "dal_attested_slots_validity_lag": 241920 },
   "smart_rollup_private_enable": true,
   "smart_rollup_riscv_pvm_enable": false, "zk_rollup_enable": false,
   "zk_rollup_origination_size": 4000, "zk_rollup_min_pending_to_process": 10,
diff --git a/tezt/tests/expected/RPC_test.ml/Oxford- (mode client) RPC regression tests- misc_protocol.out b/tezt/tests/expected/RPC_test.ml/Oxford- (mode client) RPC regression tests- misc_protocol.out
index 209932660179019e6026db7951a0c6a44ce19184..a4dd8a7c3dca92a7481c8463595da44f72158329 100644
--- a/tezt/tests/expected/RPC_test.ml/Oxford- (mode client) RPC regression tests- misc_protocol.out	
+++ b/tezt/tests/expected/RPC_test.ml/Oxford- (mode client) RPC regression tests- misc_protocol.out	
@@ -37,8 +37,8 @@
   "dal_parametric":
     { "feature_enable": false, "number_of_slots": 16, "attestation_lag": 4,
       "attestation_threshold": 50, "blocks_per_epoch": 1,
-      "redundancy_factor": 8, "page_size": 128, "slot_size": 32768,
-      "number_of_shards": 64 }, "smart_rollup_arith_pvm_enable": false,
+      "redundancy_factor": 16, "page_size": 4096, "slot_size": 65536,
+      "number_of_shards": 2048 }, "smart_rollup_arith_pvm_enable": false,
   "smart_rollup_origination_size": 6314,
   "smart_rollup_challenge_window_in_blocks": 80640,
   "smart_rollup_stake_amount": "10000000000",
diff --git a/tezt/tests/expected/RPC_test.ml/Oxford- (mode light) RPC regression tests- misc_protocol.out b/tezt/tests/expected/RPC_test.ml/Oxford- (mode light) RPC regression tests- misc_protocol.out
index 54ea9a3f12294ed2c6a39ab5e7c0c7b29d3fac44..a19c484ab3535df491bf6e6ad199371518a18e18 100644
--- a/tezt/tests/expected/RPC_test.ml/Oxford- (mode light) RPC regression tests- misc_protocol.out	
+++ b/tezt/tests/expected/RPC_test.ml/Oxford- (mode light) RPC regression tests- misc_protocol.out	
@@ -37,8 +37,8 @@
   "dal_parametric":
     { "feature_enable": false, "number_of_slots": 16, "attestation_lag": 4,
       "attestation_threshold": 50, "blocks_per_epoch": 1,
-      "redundancy_factor": 8, "page_size": 128, "slot_size": 32768,
-      "number_of_shards": 64 }, "smart_rollup_arith_pvm_enable": false,
+      "redundancy_factor": 16, "page_size": 4096, "slot_size": 65536,
+      "number_of_shards": 2048 }, "smart_rollup_arith_pvm_enable": false,
   "smart_rollup_origination_size": 6314,
   "smart_rollup_challenge_window_in_blocks": 80640,
   "smart_rollup_stake_amount": "10000000000",
diff --git a/tezt/tests/expected/RPC_test.ml/Oxford- (mode proxy) RPC regression tests- misc_protocol.out b/tezt/tests/expected/RPC_test.ml/Oxford- (mode proxy) RPC regression tests- misc_protocol.out
index 6edd3c806943cd72e4bbda2e2c193b27a4e23256..b419716a0e3be2b9142d71e52e2c9e645c5d5c7f 100644
--- a/tezt/tests/expected/RPC_test.ml/Oxford- (mode proxy) RPC regression tests- misc_protocol.out	
+++ b/tezt/tests/expected/RPC_test.ml/Oxford- (mode proxy) RPC regression tests- misc_protocol.out	
@@ -37,8 +37,8 @@
   "dal_parametric":
     { "feature_enable": false, "number_of_slots": 16, "attestation_lag": 4,
       "attestation_threshold": 50, "blocks_per_epoch": 1,
-      "redundancy_factor": 8, "page_size": 128, "slot_size": 32768,
-      "number_of_shards": 64 }, "smart_rollup_arith_pvm_enable": false,
+      "redundancy_factor": 16, "page_size": 4096, "slot_size": 65536,
+      "number_of_shards": 2048 }, "smart_rollup_arith_pvm_enable": false,
   "smart_rollup_origination_size": 6314,
   "smart_rollup_challenge_window_in_blocks": 80640,
   "smart_rollup_stake_amount": "10000000000",
diff --git a/tezt/tests/expected/RPC_test.ml/Oxford- (mode proxy_server_data_dir) RPC regression tests- misc_protocol.out b/tezt/tests/expected/RPC_test.ml/Oxford- (mode proxy_server_data_dir) RPC regression tests- misc_protocol.out
index c3e158d9c20248a513fc2feedd0278dfc4a3bbca..3ae4ae69ef803c17ac96565aafc28d18bd55248d 100644
--- a/tezt/tests/expected/RPC_test.ml/Oxford- (mode proxy_server_data_dir) RPC regression tests- misc_protocol.out	
+++ b/tezt/tests/expected/RPC_test.ml/Oxford- (mode proxy_server_data_dir) RPC regression tests- misc_protocol.out	
@@ -37,8 +37,8 @@
   "dal_parametric":
     { "feature_enable": false, "number_of_slots": 16, "attestation_lag": 4,
       "attestation_threshold": 50, "blocks_per_epoch": 1,
-      "redundancy_factor": 8, "page_size": 128, "slot_size": 32768,
-      "number_of_shards": 64 }, "smart_rollup_arith_pvm_enable": false,
+      "redundancy_factor": 16, "page_size": 4096, "slot_size": 65536,
+      "number_of_shards": 2048 }, "smart_rollup_arith_pvm_enable": false,
   "smart_rollup_origination_size": 6314,
   "smart_rollup_challenge_window_in_blocks": 80640,
   "smart_rollup_stake_amount": "10000000000",
diff --git a/tezt/tests/expected/RPC_test.ml/Oxford- (mode proxy_server_rpc) RPC regression tests- misc_protocol.out b/tezt/tests/expected/RPC_test.ml/Oxford- (mode proxy_server_rpc) RPC regression tests- misc_protocol.out
index c3e158d9c20248a513fc2feedd0278dfc4a3bbca..3ae4ae69ef803c17ac96565aafc28d18bd55248d 100644
--- a/tezt/tests/expected/RPC_test.ml/Oxford- (mode proxy_server_rpc) RPC regression tests- misc_protocol.out	
+++ b/tezt/tests/expected/RPC_test.ml/Oxford- (mode proxy_server_rpc) RPC regression tests- misc_protocol.out	
@@ -37,8 +37,8 @@
   "dal_parametric":
     { "feature_enable": false, "number_of_slots": 16, "attestation_lag": 4,
       "attestation_threshold": 50, "blocks_per_epoch": 1,
-      "redundancy_factor": 8, "page_size": 128, "slot_size": 32768,
-      "number_of_shards": 64 }, "smart_rollup_arith_pvm_enable": false,
+      "redundancy_factor": 16, "page_size": 4096, "slot_size": 65536,
+      "number_of_shards": 2048 }, "smart_rollup_arith_pvm_enable": false,
   "smart_rollup_origination_size": 6314,
   "smart_rollup_challenge_window_in_blocks": 80640,
   "smart_rollup_stake_amount": "10000000000",
diff --git a/tezt/tests/expected/baker_test.ml/Alpha- Baker rewards.out b/tezt/tests/expected/baker_test.ml/Alpha- Baker rewards.out
index 4188051db3bea475549d9f60cdb08246a8d08093..9b0b59f3e53cc02967056cfaf30ef1e041caacb0 100644
--- a/tezt/tests/expected/baker_test.ml/Alpha- Baker rewards.out	
+++ b/tezt/tests/expected/baker_test.ml/Alpha- Baker rewards.out	
@@ -123,4 +123,4 @@
         "paid_storage_size_diff": "1" } ],
   "proposer_consensus_key": "[PUBLIC_KEY_HASH]",
   "baker_consensus_key": "[PUBLIC_KEY_HASH]",
-  "consumed_milligas": "0" }
+  "consumed_milligas": "0", "dal_attestation": "0" }
diff --git a/tezt/tests/expected/dal.ml/Alpha- Testing DAL rollup and node with L1 (rollup_node_applies_dal_pages).out b/tezt/tests/expected/dal.ml/Alpha- Testing DAL rollup and node with L1 (rollup_node_applies_dal_pages).out
index fb1cdb8f63a4808b8c2f0b69ac3beceef092d628..e88e302e7b0114d9a26a84704265ba78e85bcc0e 100644
--- a/tezt/tests/expected/dal.ml/Alpha- Testing DAL rollup and node with L1 (rollup_node_applies_dal_pages).out	
+++ b/tezt/tests/expected/dal.ml/Alpha- Testing DAL rollup and node with L1 (rollup_node_applies_dal_pages).out	
@@ -38,9 +38,9 @@ Smart rollup [SMART_ROLLUP_HASH] memorized as "rollup"
 { "level": 2,
   "commitment_hash": "[SC_ROLLUP_COMMITMENT_HASH]" }
 
-./octez-client --wait none send smart rollup message '["dal:16:4:256:0:2:4:6"]' from bootstrap2
+./octez-client --wait none send smart rollup message '["dal:16:4:16:0:2:4:6"]' from bootstrap2
 Node is bootstrapped.
-Estimated gas: 170.941 units (will add 100 for safety)
+Estimated gas: 170.903 units (will add 100 for safety)
 Estimated storage: no bytes added
 Operation successfully injected in the node.
 Operation hash is '[OPERATION_HASH]'
@@ -51,16 +51,16 @@ and/or an external block explorer to make sure that it has been included.
 This sequence of operations was run:
   Manager signed operations:
     From: [PUBLIC_KEY_HASH]
-    Fee to the baker: ꜩ0.00028
+    Fee to the baker: ꜩ0.000279
     Expected counter: 1
     Gas limit: 271
     Storage limit: 0 bytes
     Balance updates:
-      [PUBLIC_KEY_HASH] ... -ꜩ0.00028
-      payload fees(the block proposer) ....... +ꜩ0.00028
+      [PUBLIC_KEY_HASH] ... -ꜩ0.000279
+      payload fees(the block proposer) ....... +ꜩ0.000279
     Smart rollup messages submission:
       This smart rollup messages submission was successfully applied
-      Consumed gas: 170.875
+      Consumed gas: 170.836
 
 GET http://[HOST]:[PORT]/global/block/head/dal/slot_headers
 200 OK
diff --git a/tezt/tests/expected/dal.ml/Alpha- Testing DAL rollup and node with L1 (rollup_node_downloads_slots).out b/tezt/tests/expected/dal.ml/Alpha- Testing DAL rollup and node with L1 (rollup_node_downloads_slots).out
index fb3f446ffc2b4851469e754a76e226646e68a73b..ef9abcef82cdc29a833c0b9d2e6efd68be79175e 100644
--- a/tezt/tests/expected/dal.ml/Alpha- Testing DAL rollup and node with L1 (rollup_node_downloads_slots).out	
+++ b/tezt/tests/expected/dal.ml/Alpha- Testing DAL rollup and node with L1 (rollup_node_downloads_slots).out	
@@ -38,9 +38,9 @@ Smart rollup [SMART_ROLLUP_HASH] memorized as "rollup"
 { "level": 2,
   "commitment_hash": "[SC_ROLLUP_COMMITMENT_HASH]" }
 
-./octez-client --wait none send smart rollup message '["dal:16:4:256:0:2:4:6"]' from bootstrap2
+./octez-client --wait none send smart rollup message '["dal:16:4:16:0:2:4:6"]' from bootstrap2
 Node is bootstrapped.
-Estimated gas: 170.941 units (will add 100 for safety)
+Estimated gas: 170.903 units (will add 100 for safety)
 Estimated storage: no bytes added
 Operation successfully injected in the node.
 Operation hash is '[OPERATION_HASH]'
@@ -51,16 +51,16 @@ and/or an external block explorer to make sure that it has been included.
 This sequence of operations was run:
   Manager signed operations:
     From: [PUBLIC_KEY_HASH]
-    Fee to the baker: ꜩ0.00028
+    Fee to the baker: ꜩ0.000279
     Expected counter: 1
     Gas limit: 271
     Storage limit: 0 bytes
     Balance updates:
-      [PUBLIC_KEY_HASH] ... -ꜩ0.00028
-      payload fees(the block proposer) ....... +ꜩ0.00028
+      [PUBLIC_KEY_HASH] ... -ꜩ0.000279
+      payload fees(the block proposer) ....... +ꜩ0.000279
     Smart rollup messages submission:
       This smart rollup messages submission was successfully applied
-      Consumed gas: 170.875
+      Consumed gas: 170.836
 
 GET http://[HOST]:[PORT]/global/block/head/dal/slot_headers
 200 OK
diff --git a/tezt/tests/expected/dal.ml/Alpha- Testing DAL rollup and node with L1 (test_lag-3_time-12_preinject-1_slots.out b/tezt/tests/expected/dal.ml/Alpha- Testing DAL rollup and node with L1 (test_lag-3_time-12_preinject-1_slots.out
index bc3ad953c7b943b57ff712fe3141c9bd689e243d..a73abd633dde7a5ade9a0da51a19f3c7fc2796e0 100644
--- a/tezt/tests/expected/dal.ml/Alpha- Testing DAL rollup and node with L1 (test_lag-3_time-12_preinject-1_slots.out	
+++ b/tezt/tests/expected/dal.ml/Alpha- Testing DAL rollup and node with L1 (test_lag-3_time-12_preinject-1_slots.out	
@@ -34,9 +34,9 @@ This sequence of operations was run:
 
 Smart rollup [SMART_ROLLUP_HASH] memorized as "rollup"
 
-./octez-client --wait none send smart rollup message '[" dal:16:3:256:5 "]' from bootstrap2
+./octez-client --wait none send smart rollup message '[" dal:16:3:16:5 "]' from bootstrap2
 Node is bootstrapped.
-Estimated gas: 170.788 units (will add 100 for safety)
+Estimated gas: 170.750 units (will add 100 for safety)
 Estimated storage: no bytes added
 Operation successfully injected in the node.
 Operation hash is '[OPERATION_HASH]'
@@ -47,16 +47,16 @@ and/or an external block explorer to make sure that it has been included.
 This sequence of operations was run:
   Manager signed operations:
     From: [PUBLIC_KEY_HASH]
-    Fee to the baker: ꜩ0.000276
+    Fee to the baker: ꜩ0.000275
     Expected counter: 1
     Gas limit: 271
     Storage limit: 0 bytes
     Balance updates:
-      [PUBLIC_KEY_HASH] ... -ꜩ0.000276
-      payload fees(the block proposer) ....... +ꜩ0.000276
+      [PUBLIC_KEY_HASH] ... -ꜩ0.000275
+      payload fees(the block proposer) ....... +ꜩ0.000275
     Smart rollup messages submission:
       This smart rollup messages submission was successfully applied
-      Consumed gas: 170.722
+      Consumed gas: 170.684
 
 
 ./octez-client --wait none send smart rollup message '["+ value"]' from bootstrap2
diff --git a/tezt/tests/expected/dal.ml/Alpha- Testing DAL rollup and node with L1 (test_lag-3_time-4_preinject-5_slots-.out b/tezt/tests/expected/dal.ml/Alpha- Testing DAL rollup and node with L1 (test_lag-3_time-4_preinject-5_slots-.out
index 043688f01b092a5730df3eba9cff51b497119807..764b15a75e10fc2d725623e98047c5a8b8035902 100644
--- a/tezt/tests/expected/dal.ml/Alpha- Testing DAL rollup and node with L1 (test_lag-3_time-4_preinject-5_slots-.out	
+++ b/tezt/tests/expected/dal.ml/Alpha- Testing DAL rollup and node with L1 (test_lag-3_time-4_preinject-5_slots-.out	
@@ -34,9 +34,9 @@ This sequence of operations was run:
 
 Smart rollup [SMART_ROLLUP_HASH] memorized as "rollup"
 
-./octez-client --wait none send smart rollup message '[" dal:16:3:256:5 "]' from bootstrap2
+./octez-client --wait none send smart rollup message '[" dal:16:3:16:5 "]' from bootstrap2
 Node is bootstrapped.
-Estimated gas: 170.788 units (will add 100 for safety)
+Estimated gas: 170.750 units (will add 100 for safety)
 Estimated storage: no bytes added
 Operation successfully injected in the node.
 Operation hash is '[OPERATION_HASH]'
@@ -47,16 +47,16 @@ and/or an external block explorer to make sure that it has been included.
 This sequence of operations was run:
   Manager signed operations:
     From: [PUBLIC_KEY_HASH]
-    Fee to the baker: ꜩ0.000276
+    Fee to the baker: ꜩ0.000275
     Expected counter: 1
     Gas limit: 271
     Storage limit: 0 bytes
     Balance updates:
-      [PUBLIC_KEY_HASH] ... -ꜩ0.000276
-      payload fees(the block proposer) ....... +ꜩ0.000276
+      [PUBLIC_KEY_HASH] ... -ꜩ0.000275
+      payload fees(the block proposer) ....... +ꜩ0.000275
     Smart rollup messages submission:
       This smart rollup messages submission was successfully applied
-      Consumed gas: 170.722
+      Consumed gas: 170.684
 
 
 ./octez-client --wait none send smart rollup message '["++++ value"]' from bootstrap2
diff --git a/tezt/tests/expected/sc_rollup.ml/Alpha- arith - participant of a refutation game are slashed-rewarded.out b/tezt/tests/expected/sc_rollup.ml/Alpha- arith - participant of a refutation game are slashed-rewarded.out
index dd1dc9010ea43fd66d595a85e74b29844218cf86..fee7b1b79ddf116b145bf0d82de42f2e90b0999e 100644
--- a/tezt/tests/expected/sc_rollup.ml/Alpha- arith - participant of a refutation game are slashed-rewarded.out	
+++ b/tezt/tests/expected/sc_rollup.ml/Alpha- arith - participant of a refutation game are slashed-rewarded.out	
@@ -108,7 +108,7 @@ This sequence of operations was run:
 
 ./octez-client --wait none timeout dispute on smart rollup '[SMART_ROLLUP_HASH]' with '[PUBLIC_KEY_HASH]' against '[PUBLIC_KEY_HASH]' from bootstrap1
 Node is bootstrapped.
-Estimated gas: 3715.433 units (will add 100 for safety)
+Estimated gas: 3715.625 units (will add 100 for safety)
 Estimated storage: no bytes added
 Operation successfully injected in the node.
 Operation hash is '[OPERATION_HASH]'
@@ -131,7 +131,7 @@ This sequence of operations was run:
       First staker (Alice): [PUBLIC_KEY_HASH]
       Second staker (Bob): [PUBLIC_KEY_HASH]
       This smart rollup refutation timeout was successfully applied
-      Consumed gas: 3715.367
+      Consumed gas: 3715.559
       Refutation game status: Game ended: [PUBLIC_KEY_HASH] lost because: timeout
       Balance updates:
         Frozen_bonds([PUBLIC_KEY_HASH],[SMART_ROLLUP_HASH]) ... -ꜩ10000