diff --git a/src/terraform_gui.cpp b/src/terraform_gui.cpp
--- a/src/terraform_gui.cpp
+++ b/src/terraform_gui.cpp
@@ -10,7 +10,6 @@
 #include "table/strings.h"
 #include "functions.h"
 #include "player.h"
-#include "tile.h"
 #include "gui.h"
 #include "window_gui.h"
 #include "viewport.h"