diff --git a/lcl/interfaces/gtk2/gtk2widgetset.inc b/lcl/interfaces/gtk2/gtk2widgetset.inc
index bb950dd2a9..0747bd1a9b 100644
--- a/lcl/interfaces/gtk2/gtk2widgetset.inc
+++ b/lcl/interfaces/gtk2/gtk2widgetset.inc
@@ -592,7 +592,7 @@ begin
     {$IFDEF windows}
       Set8087CW($133F);
     {$ELSE}
-      SetExceptionMask(GetExceptionMask + [exZeroDivide]);
+      SetExceptionMask(GetExceptionMask + [exZeroDivide,exInvalidOp]);
     {$ENDIF}
   {$ENDIF}
   {$ifend}