diff --git a/src/script/api/script_object.hpp b/src/script/api/script_object.hpp
index c6533991df..edc4dae3b4 100644
--- a/src/script/api/script_object.hpp
+++ b/src/script/api/script_object.hpp
@@ -401,7 +401,7 @@ bool ScriptObject::ScriptDoCommandHelper<Tcmd, Tret(*)(DoCommandFlag, Targs...)>
 	if (!estimate_only && networking) ScriptObject::SetLastCommand(EndianBufferWriter<CommandDataBuffer>::FromValue(args), Tcmd);
 
 	/* Try to perform the command. */
-	Tret res = ::Command<Tcmd>::Unsafe((StringID)0, networking ? ScriptObject::GetDoCommandCallback() : nullptr, false, estimate_only, tile, args);
+	Tret res = ::Command<Tcmd>::Unsafe((StringID)0, (!asynchronous && networking) ? ScriptObject::GetDoCommandCallback() : nullptr, false, estimate_only, tile, args);
 
 	if constexpr (std::is_same_v<Tret, CommandCost>) {
 		return ScriptObject::DoCommandProcessResult(res, callback, estimate_only, asynchronous);