diff --git a/sc2/src/types.h b/sc2/src/types.h
index 936b596fe..3fe96aa8a 100644
--- a/sc2/src/types.h
+++ b/sc2/src/types.h
@@ -86,6 +86,7 @@
 
 #undef false
 #undef true
+#undef bool
 typedef enum
 {
 	false = 0,