diff --git a/src/Tools/plugins/widget/customwidgets.cpp b/src/Tools/plugins/widget/customwidgets.cpp
index b5e5dec404..9444ae48b4 100644
--- a/src/Tools/plugins/widget/customwidgets.cpp
+++ b/src/Tools/plugins/widget/customwidgets.cpp
@@ -20,6 +20,7 @@
  *                                                                         *
  ***************************************************************************/
 
+#include <limits>
 
 #include <QApplication>
 #include <QColorDialog>