diff --git a/dlls/winemac.drv/vulkan.c b/dlls/winemac.drv/vulkan.c
index 3665e0023b7..ca70db7a689 100644
--- a/dlls/winemac.drv/vulkan.c
+++ b/dlls/winemac.drv/vulkan.c
@@ -25,6 +25,7 @@
 
 #include <stdarg.h>
 #include <stdio.h>
+#include <dlfcn.h>
 
 #include "macdrv.h"
 #include "wine/debug.h"