diff --git a/desktop-widgets/simplewidgets.cpp b/desktop-widgets/simplewidgets.cpp
index f30b9fc46..b18c43bf5 100644
--- a/desktop-widgets/simplewidgets.cpp
+++ b/desktop-widgets/simplewidgets.cpp
@@ -5,7 +5,6 @@
 #include <QProcess>
 #include <QFileDialog>
 #include <QShortcut>
-#include <QCalendarWidget>
 #include <QKeyEvent>
 #include <QAction>
 #include <QDesktopServices>
diff --git a/desktop-widgets/simplewidgets.h b/desktop-widgets/simplewidgets.h
index 706b46818..6075aa660 100644
--- a/desktop-widgets/simplewidgets.h
+++ b/desktop-widgets/simplewidgets.h
@@ -124,8 +124,6 @@ private:
 	Ui::URLDialog ui;
 };
 
-class QCalendarWidget;
-
 class DiveComponentSelection : public QDialog {
 	Q_OBJECT
 public: