diff --git a/mlp/set_test.go b/mlp/set_test.go
index 3529409..3be64b9 100644
--- a/mlp/set_test.go
+++ b/mlp/set_test.go
@@ -172,10 +172,8 @@ func TestMalformedJSONLoad(t *testing.T) {
 	}
 }
 
-var testServer *httptest.Server
-
 func TestMain(m *testing.M) {
-	testServer = httptest.NewServer(http.HandlerFunc(func(res http.ResponseWriter, req *http.Request) {
+	testServer := httptest.NewServer(http.HandlerFunc(func(res http.ResponseWriter, req *http.Request) {
 		switch req.URL.Path {
 		case "/nopenope.json":
 			// 404