diff --git a/dubbo-rpc/dubbo-rpc-injvm/src/main/java/org/apache/dubbo/rpc/protocol/injvm/InjvmProtocol.java b/dubbo-rpc/dubbo-rpc-injvm/src/main/java/org/apache/dubbo/rpc/protocol/injvm/InjvmProtocol.java
index 546766bd02ea..430697a4fe7d 100644
--- a/dubbo-rpc/dubbo-rpc-injvm/src/main/java/org/apache/dubbo/rpc/protocol/injvm/InjvmProtocol.java
+++ b/dubbo-rpc/dubbo-rpc-injvm/src/main/java/org/apache/dubbo/rpc/protocol/injvm/InjvmProtocol.java
@@ -26,7 +26,6 @@
 import org.apache.dubbo.rpc.protocol.AbstractProtocol;
 import org.apache.dubbo.rpc.protocol.DelegateExporterMap;
 import org.apache.dubbo.rpc.support.ProtocolUtils;
-import java.util.Map;
 
 import static org.apache.dubbo.common.constants.CommonConstants.BROADCAST_CLUSTER;
 import static org.apache.dubbo.common.constants.CommonConstants.CLUSTER_KEY;