diff --git a/interface/wx/image.h b/interface/wx/image.h
index 475ee794d8..e3735d4d3c 100644
--- a/interface/wx/image.h
+++ b/interface/wx/image.h
@@ -321,6 +321,14 @@ public:
     */
     void SetName(const wxString& name);
 
+    /**
+       Sets the bitmap type for the handler.
+
+       @param mimetype
+           The bitmap type.
+    */
+    void SetType(wxBitmapType type);
+
     /**
         Retrieve the version information about the image library used by this
         handler.