diff --git a/DepotDownloader/Program.cs b/DepotDownloader/Program.cs
index 9bde97e4..203711f4 100644
--- a/DepotDownloader/Program.cs
+++ b/DepotDownloader/Program.cs
@@ -75,7 +75,7 @@ namespace DepotDownloader
 
             int depotVersion = GetIntParameter( args, "-version" );
             ContentDownloader.Config.PreferBetaVersions = HasParameter( args, "-beta" );
-            ContentDownloader.Config.BetaPassword = GetStringParameter( args, "-betpassword" );
+            ContentDownloader.Config.BetaPassword = GetStringParameter( args, "-betapassword" );
 
             // this is a Steam2 option
             if ( !bGameserver && !bApp && depotVersion == -1 )