diff --git a/app/controllers/projects/environments_controller.rb b/app/controllers/projects/environments_controller.rb
index 813e8d7f84d912a7fc0b55db8f4d823f2f84247b..9a88a8160b6055c371fda6d0b2e7545bf2cbc0ef 100644
--- a/app/controllers/projects/environments_controller.rb
+++ b/app/controllers/projects/environments_controller.rb
@@ -58,8 +58,7 @@ def index
         render json: {
           environments: serialize_environments(request, response, params[:nested]),
           review_app: serialize_review_app,
-          can_stop_stale_environments: Feature.enabled?(:stop_stale_environments, @project) &&
-            can?(current_user, :stop_environment, @project),
+          can_stop_stale_environments: can?(current_user, :stop_environment, @project),
           available_count: environments_count_by_state[:available],
           stopped_count: environments_count_by_state[:stopped]
         }
diff --git a/config/feature_flags/development/stop_stale_environments.yml b/config/feature_flags/development/stop_stale_environments.yml
deleted file mode 100644
index ea1484f09702e8fa44c407604d498ca1162948a4..0000000000000000000000000000000000000000
--- a/config/feature_flags/development/stop_stale_environments.yml
+++ /dev/null
@@ -1,8 +0,0 @@
----
-name: stop_stale_environments
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/108616
-rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/387820
-milestone: '15.8'
-type: development
-group: group::release
-default_enabled: false
diff --git a/spec/controllers/projects/environments_controller_spec.rb b/spec/controllers/projects/environments_controller_spec.rb
index 48e58cc0e380cc03937dc009837ac928993421ce..169fed1ab171886660b58a4f2c5e5713fa221fe7 100644
--- a/spec/controllers/projects/environments_controller_spec.rb
+++ b/spec/controllers/projects/environments_controller_spec.rb
@@ -104,30 +104,16 @@
         end
 
         context 'can access stop stale environments feature' do
-          context 'when stop_stale_environments FF is enabled' do
-            it 'maintainers can access the feature' do
-              get :index, params: environment_params(format: :json)
-
-              expect(json_response['can_stop_stale_environments']).to be_truthy
-            end
-
-            context 'when user is a reporter' do
-              let(:user) { reporter }
+          it 'maintainers can access the feature' do
+            get :index, params: environment_params(format: :json)
 
-              it 'reporters cannot access the feature' do
-                get :index, params: environment_params(format: :json)
-
-                expect(json_response['can_stop_stale_environments']).to be_falsey
-              end
-            end
+            expect(json_response['can_stop_stale_environments']).to be_truthy
           end
 
-          context 'when stop_stale_environments FF is disabled' do
-            before do
-              stub_feature_flags(stop_stale_environments: false)
-            end
+          context 'when user is a reporter' do
+            let(:user) { reporter }
 
-            it 'maintainers cannot access the feature' do
+            it 'reporters cannot access the feature' do
               get :index, params: environment_params(format: :json)
 
               expect(json_response['can_stop_stale_environments']).to be_falsey