diff --git a/ArchiSteamFarm/GlobalConfig.cs b/ArchiSteamFarm/GlobalConfig.cs
index e758e17bf..356d79786 100644
--- a/ArchiSteamFarm/GlobalConfig.cs
+++ b/ArchiSteamFarm/GlobalConfig.cs
@@ -47,6 +47,9 @@ namespace ArchiSteamFarm {
 		[JsonProperty(Required = Required.DisallowNull)]
 		internal EUpdateChannel UpdateChannel { get; private set; } = EUpdateChannel.Stable;
 
+		[JsonProperty(Required = Required.DisallowNull)]
+		internal ulong SteamOwnerID { get; private set; } = 0;
+
 		[JsonProperty(Required = Required.DisallowNull)]
 		internal byte MaxFarmingTime { get; private set; } = 10;
 
diff --git a/ArchiSteamFarm/config/ASF.json b/ArchiSteamFarm/config/ASF.json
index 11a266db3..f6d2998ed 100644
--- a/ArchiSteamFarm/config/ASF.json
+++ b/ArchiSteamFarm/config/ASF.json
@@ -2,6 +2,7 @@
   "Debug": false,
   "AutoUpdates": true,
   "UpdateChannel": 1,
+  "SteamOwnerID": 0,
   "MaxFarmingTime": 10,
   "IdleFarmingPeriod": 3,
   "FarmingDelay": 5,