--- a/src/ai/api/ai_testmode.cpp	Thu Apr 24 23:29:01 2008 +0000
+++ b/src/ai/api/ai_testmode.cpp	Thu Apr 24 23:39:18 2008 +0000
@@ -3,6 +3,7 @@
 /** @file ai_testmode.cpp Implementation of AITestMode. */
 
 #include "ai_testmode.hpp"
+#include "../../command_type.h"
 
 bool AITestMode::ModeProc(TileIndex tile, uint32 p1, uint32 p2, uint procc, CommandCost costs)
 {