1 files changed, 3 insertions, 2 deletions
diff --git a/src/gui/windowmenu.h b/src/gui/windowmenu.h
index cdcf77082..a32272ef9 100644
--- a/src/gui/windowmenu.h
+++ b/src/gui/windowmenu.h
@@ -37,10 +37,11 @@
 #include <vector>
 
 class Button;
-class ButtonInfo;
-class ButtonText;
 class TextPopup;
 
+struct ButtonInfo;
+struct ButtonText;
+
 /**
  * The window menu. Allows showing and hiding many of the different windows
  * used in the game.