diff --git a/ArchiSteamFarm/SharedInfo.cs b/ArchiSteamFarm/SharedInfo.cs
index 9bfd4d8da..80c6482ac 100644
--- a/ArchiSteamFarm/SharedInfo.cs
+++ b/ArchiSteamFarm/SharedInfo.cs
@@ -55,6 +55,7 @@ namespace ArchiSteamFarm {
 
 		internal static string HomeDirectory => Path.GetDirectoryName(Assembly.GetEntryAssembly().Location);
 		internal static Guid ModuleVersion => Assembly.GetEntryAssembly().ManifestModule.ModuleVersionId;
+		internal static string PrivateIdentifier => PublicIdentifier + "-" + (Program.GlobalDatabase?.Guid.ToString("N") ?? Guid.NewGuid().ToString("N"));
 		internal static string PublicIdentifier => AssemblyName + (BuildInfo.IsCustomBuild ? "-custom" : "");
 		internal static Version Version => Assembly.GetEntryAssembly().GetName().Version;
 
diff --git a/ArchiSteamFarm/WebBrowser.cs b/ArchiSteamFarm/WebBrowser.cs
index 8882f8867..3290a895b 100644
--- a/ArchiSteamFarm/WebBrowser.cs
+++ b/ArchiSteamFarm/WebBrowser.cs
@@ -65,7 +65,7 @@ namespace ArchiSteamFarm {
 
 			// Most web services expect that UserAgent is set, so we declare it globally
 			// If you by any chance came here with a very "clever" idea of changing default ASF user-agent then here is a very good advice from me: don't, for your own safety - you've been warned
-			HttpClient.DefaultRequestHeaders.UserAgent.ParseAdd(SharedInfo.PublicIdentifier + "/" + SharedInfo.Version + " (+" + SharedInfo.ProjectURL + ")");
+			HttpClient.DefaultRequestHeaders.UserAgent.ParseAdd(SharedInfo.PrivateIdentifier + "/" + SharedInfo.Version + " (+" + SharedInfo.ProjectURL + ")");
 		}
 
 		public void Dispose() => HttpClient.Dispose();