diff --git a/scheduler/src/main/java/com/zfoo/scheduler/util/LazyCache.java b/scheduler/src/main/java/com/zfoo/scheduler/util/LazyCache.java
index 5faaa282..ec2e10f2 100644
--- a/scheduler/src/main/java/com/zfoo/scheduler/util/LazyCache.java
+++ b/scheduler/src/main/java/com/zfoo/scheduler/util/LazyCache.java
@@ -172,7 +172,7 @@ public class LazyCache<K, V> {
             }
         }
     }
-    synchronized
+
 
     private void checkExpire() {
         var now = TimeUtils.now();