diff --git a/dubbo-admin-server/src/main/java/org/apache/dubbo/admin/controller/ServiceController.java b/dubbo-admin-server/src/main/java/org/apache/dubbo/admin/controller/ServiceController.java
index d751594e9fabbccdf5f630b5b2024a5482cffa68..e3e042baa4d976dbac092b19c604927d97bf7035 100644
--- a/dubbo-admin-server/src/main/java/org/apache/dubbo/admin/controller/ServiceController.java
+++ b/dubbo-admin-server/src/main/java/org/apache/dubbo/admin/controller/ServiceController.java
@@ -19,7 +19,6 @@ package org.apache.dubbo.admin.controller;
 
 import com.google.gson.Gson;
 import org.apache.dubbo.admin.common.util.Constants;
-import org.apache.dubbo.admin.common.util.ConvertUtil;
 import org.apache.dubbo.admin.model.domain.Consumer;
 import org.apache.dubbo.admin.model.domain.Provider;
 import org.apache.dubbo.admin.model.dto.ServiceDTO;
@@ -36,7 +35,6 @@ import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 
 import java.util.List;
-import java.util.Map;
 import java.util.Set;
 
 @RestController