diff --git a/services/accesstokenmanager/permission_definitions.json b/services/accesstokenmanager/permission_definitions.json
index 6003b4329a6d1f4c4b00eeab840c48288d531d3f..225423c4d229199218b53f978030090bf8fbe3a0 100644
--- a/services/accesstokenmanager/permission_definitions.json
+++ b/services/accesstokenmanager/permission_definitions.json
@@ -1123,7 +1123,7 @@
         {
             "name": "ohos.permission.ACCESS_CERT_MANAGER_INTERNAL",
             "grantMode": "system_grant",
-            "availableLevel": "system_basic",
+            "availableLevel": "system_core",
             "availableType": "SYSTEM",
             "since": 9,
             "deprecated": "",