diff --git a/ui/widgets/fields/input_field.h b/ui/widgets/fields/input_field.h
index a468eac..65692e0 100644
--- a/ui/widgets/fields/input_field.h
+++ b/ui/widgets/fields/input_field.h
@@ -17,6 +17,7 @@
 
 #include <rpl/variable.h>
 
+class QMenu;
 class QTextEdit;
 class QTouchEvent;
 class QContextMenuEvent;