diff --git a/src/company_cmd.cpp b/src/company_cmd.cpp
--- a/src/company_cmd.cpp
+++ b/src/company_cmd.cpp
@@ -604,7 +604,7 @@ static bool MaybeStartNewCompany()
 	if (n < (uint)_settings_game.difficulty.max_no_competitors) {
 		/* Send a command to all clients to start up a new AI.
 		 * Works fine for Multiplayer and Singleplayer */
-		return DoCommandP(CMD_COMPANY_CTRL, 0, CCA_NEW_AI | INVALID_COMPANY << 16, 0);
+		return Command<CMD_COMPANY_CTRL>::Post(0, CCA_NEW_AI | INVALID_COMPANY << 16, 0, {});
 	}
 
 	return false;