diff --git a/ide/mainbar.pas b/ide/mainbar.pas
index 4fbdf661ac..10a8a8f486 100644
--- a/ide/mainbar.pas
+++ b/ide/mainbar.pas
@@ -41,6 +41,9 @@ uses
   Classes, SysUtils, Math,
   // LCL
   Forms, Controls, Menus, ComCtrls, ExtCtrls, LMessages,
+{$IF DEFINED(LCLGtk) OR DEFINED(LCLQt)}
+  LCLIntf,
+{$ENDIF}
   // LazUtils
   LazFileCache,
   // IDEIntf