diff --git a/apps/opencs/view/render/instancemode.hpp b/apps/opencs/view/render/instancemode.hpp
index 84b9e9ee20..beb60aff37 100644
--- a/apps/opencs/view/render/instancemode.hpp
+++ b/apps/opencs/view/render/instancemode.hpp
@@ -38,7 +38,7 @@ namespace CSVRender
                 Collision,
                 Terrain,
                 CollisionSep,
-                Terrainsep
+                TerrainSep
             };
 
             CSVWidget::SceneToolMode *mSubMode;