diff --git a/src/main/java/cn/lihongjie/coal/permission/service/PermissionService.java b/src/main/java/cn/lihongjie/coal/permission/service/PermissionService.java
index bffdee7a..654705d6 100644
--- a/src/main/java/cn/lihongjie/coal/permission/service/PermissionService.java
+++ b/src/main/java/cn/lihongjie/coal/permission/service/PermissionService.java
@@ -256,7 +256,7 @@ VALUES
         this.clearCache();
     }
 
-    @Cacheable(cacheNames = Constants.CACHE_PERMISSION)
+    @Cacheable(cacheNames = Constants.CACHE_PERMISSION, key = "'all'")
     public List<PermissionDto> getAllFromCache() {
 
         List<PermissionEntity> all = this.findAll();