diff --git a/libs/wine/mmap.c b/libs/wine/mmap.c
index fe0561c84b3..b72d2af20d3 100644
--- a/libs/wine/mmap.c
+++ b/libs/wine/mmap.c
@@ -43,6 +43,7 @@
 #endif
 
 #include "wine/list.h"
+#include "wine/asm.h"
 
 #ifndef MAP_NORESERVE
 #define MAP_NORESERVE 0