diff --git a/src/pathfinder/water_regions.cpp b/src/pathfinder/water_regions.cpp
index ab02cfe129..666a1d2734 100644
--- a/src/pathfinder/water_regions.cpp
+++ b/src/pathfinder/water_regions.cpp
@@ -10,7 +10,6 @@
 #include "stdafx.h"
 #include "map_func.h"
 #include "water_regions.h"
-#include "map_func.h"
 #include "tilearea_type.h"
 #include "track_func.h"
 #include "transport_type.h"