diff --git a/compiler/cpp/src/generate/t_go_generator.cc b/compiler/cpp/src/generate/t_go_generator.cc
index 00af893..0d7e6c2 100644
--- a/compiler/cpp/src/generate/t_go_generator.cc
+++ b/compiler/cpp/src/generate/t_go_generator.cc
@@ -2165,7 +2165,7 @@
           S_IRUSR
           | S_IWUSR
           | S_IXUSR
-#ifndef MINGW
+#ifndef _WIN32
           | S_IRGRP
           | S_IXGRP
           | S_IROTH