diff --git a/apps/opencs/view/render/editmode.cpp b/apps/opencs/view/render/editmode.cpp
index c35b4f354..4235faf76 100644
--- a/apps/opencs/view/render/editmode.cpp
+++ b/apps/opencs/view/render/editmode.cpp
@@ -1,5 +1,6 @@
 #include "editmode.hpp"
 
+#include "tagbase.hpp"
 #include "worldspacewidget.hpp"
 
 CSVRender::WorldspaceWidget& CSVRender::EditMode::getWorldspaceWidget()