diff --git a/jero-boot/jero-cloud-module/jero-cloud-xxljob/src/main/java/com/xxl/job/admin/core/util/LocalCacheUtil.java b/jero-boot/jero-cloud-module/jero-cloud-xxljob/src/main/java/com/xxl/job/admin/core/util/LocalCacheUtil.java
index cd0124ad..c873bf4f 100644
--- a/jero-boot/jero-cloud-module/jero-cloud-xxljob/src/main/java/com/xxl/job/admin/core/util/LocalCacheUtil.java
+++ b/jero-boot/jero-cloud-module/jero-cloud-xxljob/src/main/java/com/xxl/job/admin/core/util/LocalCacheUtil.java
@@ -14,7 +14,7 @@ public class LocalCacheUtil {
     private LocalCacheUtil() {
     }
 
-    private static ConcurrentMap<String, LocalCacheData> cacheRepository = new ConcurrentHashMap<String, LocalCacheData>();   // 类型建议用抽象父类，兼容性更好；
+    private static ConcurrentMap<String, LocalCacheData> cacheRepository = new ConcurrentHashMap<>();   // 类型建议用抽象父类，兼容性更好；
     private static class LocalCacheData{
         private String key;
         private Object val;