diff --git a/wchar_util.cpp b/wchar_util.cpp
index 9ad6a41..448057a 100644
--- a/wchar_util.cpp
+++ b/wchar_util.cpp
@@ -3,10 +3,6 @@
 #include <malloc.h>
 #include <string.h>
 
-#if _WIN32
-#include <Windows.h>
-#endif
-
 bool stringToChar(std::string input, char*& output) {
     auto sz = input.size();
     auto s = (char*)malloc(sz + 1);
diff --git a/wchar_util.h b/wchar_util.h
index ff896fb..4a68ece 100644
--- a/wchar_util.h
+++ b/wchar_util.h
@@ -1,7 +1,9 @@
 #ifndef _UTIL_WCHAR_UTIL_H
 #define _UTIL_WCHAR_UTIL_H
 #include<string>
+#if _WIN32
 #include <Windows.h>
+#endif
 
 namespace wchar_util {
 #if _WIN32