diff --git a/ChangeLog.d/implicit_key_usage_policy.txt b/ChangeLog.d/implicit_key_usage_policy.txt
new file mode 100644
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+++ b/ChangeLog.d/implicit_key_usage_policy.txt
@@ -0,0 +1,5 @@
+Changes
+   * Implicitly add PSA_KEY_USAGE_SIGN_MESSAGE key usage policy flag when
+     PSA_KEY_USAGE_SIGN_HASH flag is set and PSA_KEY_USAGE_VERIFY_MESSAGE flag
+     when PSA_KEY_USAGE_VERIFY_HASH flag is set. This implicit policy flag
+     setting is also apply when loading a key from storage.