diff --git a/modulecheck/module.json b/modulecheck/module.json
index c781499b9a13d773fdad1c46527a9b4c231bdc43..6551035537428ccd4426cc36881d0d82555ce878 100644
--- a/modulecheck/module.json
+++ b/modulecheck/module.json
@@ -363,7 +363,8 @@
                 "maxWindowHeight",
                 "minWindowHeight",
                 "excludeFromMissions",
-                "recoverable"
+                "recoverable",
+                "unclearableMission"
               ]
             },
             "properties": {
@@ -681,6 +682,11 @@
                 "description": "Specifies whether to support recover UI interface",
                 "type": "boolean",
                 "default": false
+              },
+              "unclearableMission": {
+                "description": "Specify whether it is a task that cannot be deleted",
+                "type": "boolean",
+                "default": false
               }
             }
           }