diff --git a/include/freerdp/types.h b/include/freerdp/types.h
index a6b8cacad..1799a157a 100644
--- a/include/freerdp/types.h
+++ b/include/freerdp/types.h
@@ -68,7 +68,12 @@ typedef signed long long sint64;
 #ifdef HAVE_STDBOOL_H
 
 #include <stdbool.h>
+#ifndef _WIN32
+typedef int boolean;
+#else
 typedef unsigned char boolean;
+#endif
+
 
 
 #else