diff --git a/src/ai/ai_core.cpp b/src/ai/ai_core.cpp
--- a/src/ai/ai_core.cpp
+++ b/src/ai/ai_core.cpp
@@ -244,19 +244,6 @@
 	event->Release();
 }
 
-/**
- * DoCommand callback function for all commands executed by AIs.
- * @param result The result of the command.
- * @param tile The tile on which the command was executed.
- * @param p1 p1 as given to DoCommandPInternal.
- * @param p2 p2 as given to DoCommandPInternal.
- */
-void CcAI(const CommandCost &result, TileIndex tile, uint32 p1, uint32 p2)
-{
-	Company::Get(_current_company)->ai_instance->DoCommandCallback(result, tile, p1, p2);
-	Company::Get(_current_company)->ai_instance->Continue();
-}
-
 /* static */ void AI::Save(CompanyID company)
 {
 	if (!_networking || _network_server) {