diff --git a/probe/endpoint/dns_snooper_test.go b/probe/endpoint/dns_snooper_test.go
index 0dc9de156..a63782477 100644
--- a/probe/endpoint/dns_snooper_test.go
+++ b/probe/endpoint/dns_snooper_test.go
@@ -1,4 +1,5 @@
 // +build linux,amd64 linux,ppc64le
+
 package endpoint
 
 import (