diff --git a/docs/4.0-migration-guide/function-prototype-changes-for-psa.md b/docs/4.0-migration-guide/function-prototype-changes.md
similarity index 97%
rename from docs/4.0-migration-guide/function-prototype-changes-for-psa.md
rename to docs/4.0-migration-guide/function-prototype-changes.md
index b5ba1c43d..52e37c728 100644
--- a/docs/4.0-migration-guide/function-prototype-changes-for-psa.md
+++ b/docs/4.0-migration-guide/function-prototype-changes.md
@@ -1,6 +1,6 @@
-## High-level API tweaks for PSA
+## Function prototype changes
 
-A number of existing functions now take a different list of arguments, to migrate them to the PSA API.
+A number of existing functions now take a different list of arguments, mostly to migrate them to the PSA API.
 
 ### Public functions no longer take a RNG callback