diff --git a/ArchiSteamFarm/IPC.cs b/ArchiSteamFarm/IPC.cs
index c518d0c5b..35b83e473 100644
--- a/ArchiSteamFarm/IPC.cs
+++ b/ArchiSteamFarm/IPC.cs
@@ -121,7 +121,7 @@ namespace ArchiSteamFarm {
 									string response = await bot.Response(Program.GlobalConfig.SteamOwnerID, command).ConfigureAwait(false);
 
 									ASF.ArchiLogger.LogGenericInfo(string.Format(Strings.IPCAnswered, command, response));
-
+									context.Response.AppendHeader("Access-Control-Allow-Origin", "null");
 									await context.Response.WriteAsync(HttpStatusCode.OK, response).ConfigureAwait(false);
 									break;
 							}