1 files changed, 1 insertions, 0 deletions
diff --git a/economy.c b/economy.c
index 69db3633b..5ad3eaba9 100644
--- a/economy.c
+++ b/economy.c
@@ -27,6 +27,7 @@
 #include "vehicle_gui.h"
 #include "ai/ai.h"
 #include "train.h"
+#include "newgrf_engine.h"
 
 // Score info
 const ScoreInfo _score_info[] = {