diff --git a/docs/user/snapshots.rst b/docs/user/snapshots.rst
index 8f8dfdd2416a05f5141a001dbf66e072c1f262c4..6eb3772ac6a5b12b55a6f0aa8d34dbed8547d0d4 100644
--- a/docs/user/snapshots.rst
+++ b/docs/user/snapshots.rst
@@ -136,6 +136,20 @@ snapshot file name can be given as an additional argument. For example:
 
    octez-node snapshot export recent_head_snapshot.full --block head
 
+.. note::
+
+   If your node's current storage was created with Octez v13 (or
+   earlier), it is not compatible with the context pruning storage
+   layout, and therefore it is no longer possible to export a storage
+   snapshot.
+
+   In order to benefit from recent storage features and optimizations,
+   it is strongly recommended to restart your node with the latest
+   Octez version and with a fresh, up-to-date storage -- either by
+   importing a recent snapshot (that is, exported by an Octez node
+   version >= v13 and <v15), or by bootstrapping from scratch if this
+   is not possible.
+
 Rolling export
 ~~~~~~~~~~~~~~