diff --git a/include/wx/animdecod.h b/include/wx/animdecod.h
index 2c65126e75..eeae13b1cc 100644
--- a/include/wx/animdecod.h
+++ b/include/wx/animdecod.h
@@ -16,6 +16,7 @@
 
 #include "wx/stream.h"
 #include "wx/image.h"
+#include "wx/colour.h"
 
 /*