diff --git a/apps/opencs/view/render/scenewidget.cpp b/apps/opencs/view/render/scenewidget.cpp
index fea29effd..6379f8eca 100644
--- a/apps/opencs/view/render/scenewidget.cpp
+++ b/apps/opencs/view/render/scenewidget.cpp
@@ -11,10 +11,6 @@
 #include <osgViewer/CompositeViewer>
 #include <osgViewer/ViewerEventHandlers>
 #include <osg/LightModel>
-#include <osg/BoundingBox>
-
-#include <osgGA/TrackballManipulator>
-#include <osgGA/FirstPersonManipulator>
 
 #include <components/resource/scenemanager.hpp>
 #include <components/resource/resourcesystem.hpp>
diff --git a/apps/opencs/view/render/unpagedworldspacewidget.cpp b/apps/opencs/view/render/unpagedworldspacewidget.cpp
index 4ed71ac96..79ffd4fb0 100644
--- a/apps/opencs/view/render/unpagedworldspacewidget.cpp
+++ b/apps/opencs/view/render/unpagedworldspacewidget.cpp
@@ -2,8 +2,6 @@
 
 #include <sstream>
 
-#include <osgGA/TrackballManipulator>
-
 #include <QEvent>
 
 #include <components/sceneutil/util.hpp>