diff --git a/src/randomenv.cpp b/src/randomenv.cpp
index 84486b38ea6..2d32e50cab7 100644
--- a/src/randomenv.cpp
+++ b/src/randomenv.cpp
@@ -57,7 +57,7 @@
 #include <sys/auxv.h>
 #endif
 
-#ifndef _MSC_VER
+#ifndef WIN32
 extern char** environ; // NOLINT(readability-redundant-declaration): Necessary on some platforms
 #endif