diff --git a/src/plugins/aimanager/option/detailwidget.cpp b/src/plugins/aimanager/option/detailwidget.cpp
index a6e35d809..bf41543f2 100644
--- a/src/plugins/aimanager/option/detailwidget.cpp
+++ b/src/plugins/aimanager/option/detailwidget.cpp
@@ -10,6 +10,7 @@
 #include <DFrame>
 #include <DListView>
 #include <DToolButton>
+#include <DGuiApplicationHelper>
 #ifdef DTKWIDGET_CLASS_DPaletteHelper
 #include <DPaletteHelper>
 #endif