fix: fix test gomod
diff --git a/test/integrate/dubbo/go-client/go.mod b/test/integrate/dubbo/go-client/go.mod
index 56f67f6..95a0449 100644
--- a/test/integrate/dubbo/go-client/go.mod
+++ b/test/integrate/dubbo/go-client/go.mod
@@ -3,7 +3,7 @@
 go 1.13
 
 require (
-	github.com/apache/dubbo-go v1.5.6-rc2.0.20210405033601-abbd985fb785
+	github.com/apache/dubbo-go v1.5.5
 	github.com/apache/dubbo-go-hessian2 v1.9.1
 )
 
diff --git a/test/integrate/dubbo/go-server/go.mod b/test/integrate/dubbo/go-server/go.mod
index 43d0a65..0de92a4 100644
--- a/test/integrate/dubbo/go-server/go.mod
+++ b/test/integrate/dubbo/go-server/go.mod
@@ -3,7 +3,7 @@
 go 1.13
 
 require (
-	github.com/apache/dubbo-go v1.5.6-rc2.0.20210405033601-abbd985fb785
+	github.com/apache/dubbo-go v1.5.5
 	github.com/apache/dubbo-go-hessian2 v1.9.1
 )