fix lint
diff --git a/config_center/zookeeper/go-client/cmd/main.go b/config_center/zookeeper/go-client/cmd/main.go
index ae9a869..a22cc4d 100644
--- a/config_center/zookeeper/go-client/cmd/main.go
+++ b/config_center/zookeeper/go-client/cmd/main.go
@@ -34,7 +34,7 @@
 )
 
 func main() {
-	err := writeRuleToConfigCenter()
+	_ = writeRuleToConfigCenter()
 
 	time.Sleep(time.Second * 10)