diff --git a/cmd/gorename/gorename_test.go b/cmd/gorename/gorename_test.go
index b778cb67..dc5f9f8b 100644
--- a/cmd/gorename/gorename_test.go
+++ b/cmd/gorename/gorename_test.go
@@ -48,6 +48,8 @@ func TestGeneratedFiles(t *testing.T) {
 			env = append(env, envVar)
 		}
 	}
+	// gorename currently requires GOPATH mode.
+	env = append(env, "GO111MODULE=off")
 
 	// Testing renaming in packages that include cgo files:
 	for iter, renameTest := range []test{