diff --git a/services/accesstokenmanager/permission_definitions.json b/services/accesstokenmanager/permission_definitions.json
index 4f6279b9e3a64ba7d40502c49998ece4e68090a3..14dcfafa374f60bb328043c158f25afd2f2c9c36 100644
--- a/services/accesstokenmanager/permission_definitions.json
+++ b/services/accesstokenmanager/permission_definitions.json
@@ -6462,6 +6462,17 @@
             "deprecated": "",
             "provisionEnable": true,
             "distributedSceneEnable": false
+        },
+        {
+            "name": "ohos.permission.ACCESSIBILITY_EXTENSION_ABILITY",
+            "grantMode": "system_grant",
+            "availableLevel": "system_basic",
+            "availableType": "SYSTEM",
+            "since": 20,
+            "deprecated": "",
+            "provisionEnable": true,
+            "distributedSceneEnable": false,
+            "deviceTypes": ["general"]
         }
     ]
 }