diff --git a/unix/uipriv_unix.h b/unix/uipriv_unix.h
index d52a83c2..33ff1e35 100644
--- a/unix/uipriv_unix.h
+++ b/unix/uipriv_unix.h
@@ -53,6 +53,7 @@ extern PangoFont *pangoDescToPangoFont(PangoFontDescription *pdesc);
 extern ptrdiff_t *graphemes(const char *text, PangoContext *context);
 
 // image.c
+/*TODO remove this*/typedef struct uiImage uiImage;
 extern cairo_surface_t *imageAppropriateSurface(uiImage *i, GtkWidget *w);
 
 // cellrendererbutton.c