diff --git a/include/psa/crypto_extra.h b/include/psa/crypto_extra.h
index d4a9ee4..de8415c 100644
--- a/include/psa/crypto_extra.h
+++ b/include/psa/crypto_extra.h
@@ -179,6 +179,9 @@
  *         The secure element driver for the specified lifetime does not
  *         support registering a key.
  * \retval #PSA_ERROR_INVALID_ARGUMENT
+ *         The identifier in \p attributes is invalid, namely the identifier is
+ *         not in the user range.
+ * \retval #PSA_ERROR_INVALID_ARGUMENT
  *         \p attributes specifies a lifetime which is not located
  *         in a secure element.
  * \retval #PSA_ERROR_INVALID_ARGUMENT