diff --git a/xymanager_service/src/main/java/com/shxy/xymanager_service/impl/CacheServiceImpl.java b/xymanager_service/src/main/java/com/shxy/xymanager_service/impl/CacheServiceImpl.java
index 31cb018..acb5d90 100644
--- a/xymanager_service/src/main/java/com/shxy/xymanager_service/impl/CacheServiceImpl.java
+++ b/xymanager_service/src/main/java/com/shxy/xymanager_service/impl/CacheServiceImpl.java
@@ -155,7 +155,7 @@ public class CacheServiceImpl implements CacheService {
 
 
     @Override
-    @Cacheable(value = "protocolMap")
+    @CachePut(value = "protocolMap")
     public Map<Integer, Protocols> updateProtocolMap() {
         Map<Integer, Protocols> Map = new HashMap<Integer, Protocols>();
         List<Protocols> protocols = protocolsDao.selectAll();