diff --git a/library/psa_crypto.c b/library/psa_crypto.c
index aea4924..a511c27 100644
--- a/library/psa_crypto.c
+++ b/library/psa_crypto.c
@@ -1500,11 +1500,13 @@
 {
     psa_status_t status = PSA_ERROR_INVALID_ARGUMENT;
 
-    status = psa_validate_key_location( attributes, p_drv );
+    status = psa_validate_key_location( psa_get_key_lifetime( attributes ),
+                                        p_drv );
     if( status != PSA_SUCCESS )
         return( status );
 
-    status = psa_validate_key_persistence( attributes );
+    status = psa_validate_key_persistence( psa_get_key_lifetime( attributes ),
+                                           psa_get_key_id( attributes ) );
     if( status != PSA_SUCCESS )
         return( status );
 
diff --git a/library/psa_crypto_slot_management.c b/library/psa_crypto_slot_management.c
index 0cab757..ab66b12 100644
--- a/library/psa_crypto_slot_management.c
+++ b/library/psa_crypto_slot_management.c
@@ -183,10 +183,9 @@
 }
 #endif /* defined(MBEDTLS_PSA_CRYPTO_STORAGE_C) */
 
-psa_status_t psa_validate_key_location( const psa_key_attributes_t *attributes,
+psa_status_t psa_validate_key_location( psa_key_lifetime_t lifetime,
                                         psa_se_drv_table_entry_t **p_drv )
 {
-    psa_key_lifetime_t lifetime = psa_get_key_lifetime( attributes );
     if ( psa_key_lifetime_is_external( lifetime ) )
     {
 #if defined(MBEDTLS_PSA_CRYPTO_SE_C)
@@ -209,10 +208,9 @@
         return( PSA_SUCCESS );
 }
 
-psa_status_t psa_validate_key_persistence( const psa_key_attributes_t *attributes )
+psa_status_t psa_validate_key_persistence( psa_key_lifetime_t lifetime,
+                                           psa_key_id_t key_id )
 {
-    psa_key_lifetime_t lifetime = psa_get_key_lifetime( attributes );
-
     if ( PSA_KEY_LIFETIME_IS_VOLATILE( lifetime ) )
     {
         /* Volatile keys are always supported */
@@ -222,7 +220,7 @@
     {
         /* Persistent keys require storage support */
 #if defined(MBEDTLS_PSA_CRYPTO_STORAGE_C)
-        if( psa_is_key_id_valid( psa_get_key_id( attributes ),
+        if( psa_is_key_id_valid( key_id,
                                  psa_key_lifetime_is_external( lifetime ) ) )
             return( PSA_SUCCESS );
         else
diff --git a/library/psa_crypto_slot_management.h b/library/psa_crypto_slot_management.h
index 46a7325..e65de2e 100644
--- a/library/psa_crypto_slot_management.h
+++ b/library/psa_crypto_slot_management.h
@@ -92,13 +92,13 @@
                 != PSA_KEY_LOCATION_LOCAL_STORAGE );
 }
 
-/** Validate that a key's attributes point to a known location.
+/** Validate a key's location.
  *
  * This function checks whether the key's attributes point to a location that
  * is known to the PSA Core, and returns the driver function table if the key
  * is to be found in an external location.
  *
- * \param[in] attributes    The key attributes.
+ * \param[in] lifetime      The key lifetime attribute.
  * \param[out] p_drv        On success, when a key is located in external
  *                          storage, returns a pointer to the driver table
  *                          associated with the key's storage location.
@@ -106,20 +106,22 @@
  * \retval #PSA_SUCCESS
  * \retval #PSA_ERROR_INVALID_ARGUMENT
  */
-psa_status_t psa_validate_key_location( const psa_key_attributes_t *attributes,
+psa_status_t psa_validate_key_location( psa_key_lifetime_t lifetime,
                                         psa_se_drv_table_entry_t **p_drv );
 
-/** Validate that a key's persistence is valid.
+/** Validate that a key's persistence attributes are valid.
  *
- * This function checks whether a key's declared persistence and key ID are
- * valid and supported by the PSA Core in its actual configuration.
+ * This function checks whether a key's declared persistence level and key ID
+ * attributes are valid and known to the PSA Core in its actual configuration.
  *
- * \param[in] attributes    The key attributes.
+ * \param[in] lifetime    The key lifetime attribute.
+ * \param[in] key_id      The key ID attribute
  *
  * \retval #PSA_SUCCESS
  * \retval #PSA_ERROR_INVALID_ARGUMENT
  */
-psa_status_t psa_validate_key_persistence( const psa_key_attributes_t *attributes );
+psa_status_t psa_validate_key_persistence( psa_key_lifetime_t lifetime,
+                                           psa_key_id_t key_id );
 
 
 #endif /* PSA_CRYPTO_SLOT_MANAGEMENT_H */