diff --git a/include/wx/image.h b/include/wx/image.h
index bf3e3e78fb..20fb50f5f6 100644
--- a/include/wx/image.h
+++ b/include/wx/image.h
@@ -18,6 +18,7 @@
 #include "wx/string.h"
 #include "wx/gdicmn.h"
 #include "wx/hashmap.h"
+#include "wx/arrstr.h"
 
 #if wxUSE_STREAMS
 #  include "wx/stream.h"