diff --git a/stan_test.go b/stan_test.go
index a0f42ee..235ba0d 100644
--- a/stan_test.go
+++ b/stan_test.go
@@ -39,7 +39,7 @@ var addrTestCases = []struct {
 		"default",
 		"check if default Address is set correctly",
 		map[string]string{
-			"nats://localhost:4222": ""},
+			"nats://127.0.0.1:4222": ""},
 	},
 }