diff --git a/services/accesstokenmanager/permission_definitions.json b/services/accesstokenmanager/permission_definitions.json
index 8f4d931fb775040ba08d776b667533673f7ef10a..88de68187c10d5ec0c31a50b2d8de19dd4f765a1 100644
--- a/services/accesstokenmanager/permission_definitions.json
+++ b/services/accesstokenmanager/permission_definitions.json
@@ -7489,6 +7489,17 @@
             "distributedSceneEnable": false,
             "deviceTypes": ["general"]
         },
+        {
+            "name": "ohos.permission.START_WINDOW_BELOW_LOCK_SCREEN",
+            "grantMode": "system_grant",
+            "availableLevel": "normal",
+            "availableType": "NORMAL",
+            "since": 21,
+            "deprecated": "",
+            "provisionEnable": false,
+            "distributedSceneEnable": false,
+            "deviceTypes": ["2in1"]
+        },
         {
             "name": "ohos.permission.SET_SYSTEMSHARE_APPLAUNCHTRUSTLIST",
             "grantMode": "system_grant",