diff --git a/src/runtime/runtime-gdb_test.go b/src/runtime/runtime-gdb_test.go
index f4014b2..2c09441 100644
--- a/src/runtime/runtime-gdb_test.go
+++ b/src/runtime/runtime-gdb_test.go
@@ -38,7 +38,7 @@ func main() {
 }
 `
 
-func TestGdbPython(t *testing.T) {
+func testGdbPython(t *testing.T) {
 	if runtime.GOOS == "darwin" {
 		t.Skip("gdb does not work on darwin")
 	}