diff --git a/src/msw/imaglist.cpp b/src/msw/imaglist.cpp
index c80c8b8e7a..4cd16e46c2 100644
--- a/src/msw/imaglist.cpp
+++ b/src/msw/imaglist.cpp
@@ -35,6 +35,7 @@
     #include "wx/icon.h"
     #include "wx/dc.h"
     #include "wx/string.h"
+    #include "wx/dcmemory.h"
 
     #include <stdio.h>
 #endif