diff --git a/dubbo-registry/dubbo-registry-api/src/main/java/org/apache/dubbo/registry/support/AbstractRegistryFactory.java b/dubbo-registry/dubbo-registry-api/src/main/java/org/apache/dubbo/registry/support/AbstractRegistryFactory.java
index 8347d9a687fa..64647f4ba60d 100644
--- a/dubbo-registry/dubbo-registry-api/src/main/java/org/apache/dubbo/registry/support/AbstractRegistryFactory.java
+++ b/dubbo-registry/dubbo-registry-api/src/main/java/org/apache/dubbo/registry/support/AbstractRegistryFactory.java
@@ -26,8 +26,8 @@
 
 import java.util.Collection;
 import java.util.Collections;
+import java.util.HashMap;
 import java.util.Map;
-import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.locks.ReentrantLock;
 
 /**
@@ -44,7 +44,7 @@ public abstract class AbstractRegistryFactory implements RegistryFactory {
     private static final ReentrantLock LOCK = new ReentrantLock();
 
     // Registry Collection Map<RegistryAddress, Registry>
-    private static final Map<String, Registry> REGISTRIES = new ConcurrentHashMap<String, Registry>();
+    private static final Map<String, Registry> REGISTRIES = new HashMap<>();
 
     /**
      * Get all registries