diff --git a/apps/opencs/view/render/cell.cpp b/apps/opencs/view/render/cell.cpp
index f81b0708fa..44dccb67d5 100644
--- a/apps/opencs/view/render/cell.cpp
+++ b/apps/opencs/view/render/cell.cpp
@@ -3,6 +3,8 @@
 #include <OgreSceneManager.h>
 #include <OgreSceneNode.h>
 #include <OgreManualObject.h>
+#include <OgreMaterialManager.h>
+#include <OgreTechnique.h>
 
 #include <components/misc/stringops.hpp>
 #include <components/esm/loadland.hpp>