diff --git a/apps/openmw/mwmechanics/aifollow.cpp b/apps/openmw/mwmechanics/aifollow.cpp
index f85d8889b..c3b36516c 100644
--- a/apps/openmw/mwmechanics/aifollow.cpp
+++ b/apps/openmw/mwmechanics/aifollow.cpp
@@ -3,6 +3,7 @@
 #include "../mwbase/world.hpp"
 #include "../mwbase/environment.hpp"
 #include "../mwworld/class.hpp"
+#include "../mwworld/cellstore.hpp"
 #include "movement.hpp"
 
 #include <OgreMath.h>