diff --git a/src/plugins/codeeditor/gui/recent/recentopenlistdelegate.cpp b/src/plugins/codeeditor/gui/recent/recentopenlistdelegate.cpp
index f444a2155..f4c8cab23 100644
--- a/src/plugins/codeeditor/gui/recent/recentopenlistdelegate.cpp
+++ b/src/plugins/codeeditor/gui/recent/recentopenlistdelegate.cpp
@@ -10,6 +10,7 @@
 #include <QSize>
 
 DWIDGET_USE_NAMESPACE
+DGUI_USE_NAMESPACE
 
 RecentOpenListDelegate::RecentOpenListDelegate(QAbstractItemView *parent) :
     QStyledItemDelegate(parent)