diff --git a/ai_new.c b/ai_new.c
--- a/ai_new.c
+++ b/ai_new.c
@@ -22,7 +22,7 @@
 #include "map.h"
 #include "tile.h"
 #include "command.h"
-#include "ai.h"
+#include "ai_new.h"
 #include "town.h"
 #include "industry.h"
 #include "station.h"