diff --git a/services/accesstokenmanager/permission_definitions.json b/services/accesstokenmanager/permission_definitions.json
index c0c33a6ee2d7c0f4269b2e1e32c6a305e99a81ca..d578551c9c3067ba1df5f1a2e39ecc3a7570d848 100644
--- a/services/accesstokenmanager/permission_definitions.json
+++ b/services/accesstokenmanager/permission_definitions.json
@@ -6661,6 +6661,17 @@
             "provisionEnable": true,
             "distributedSceneEnable": false,
             "deviceTypes": ["general"]
+        },
+        {
+            "name": "ohos.permission.SUPPORT_APP_SERVICE_EXTENSION",
+            "grantMode": "system_grant",
+            "availableLevel": "system_basic",
+            "availableType": "ENTERPRISE_NORMAL",           
+            "since": 20,
+            "deprecated": "",
+            "provisionEnable": true,
+            "distributedSceneEnable": false,
+            "deviceTypes": ["2in1"]
         }
     ]
 }