diff --git a/projects/mtg/include/GuiAvatars.h b/projects/mtg/include/GuiAvatars.h
index 41cf3edd0..25a51a597 100644
--- a/projects/mtg/include/GuiAvatars.h
+++ b/projects/mtg/include/GuiAvatars.h
@@ -4,7 +4,7 @@
 #include "GuiLayers.h"
 #include "CardSelector.h"
 
-class GuiAvatar;
+struct GuiAvatar;
 class GuiGraveyard;
 class GuiLibrary;