diff --git a/pkgs/tools/misc/depotdownloader/default.nix b/pkgs/tools/misc/depotdownloader/default.nix
index 384234f1f9c2..4a3c623bff18 100644
--- a/pkgs/tools/misc/depotdownloader/default.nix
+++ b/pkgs/tools/misc/depotdownloader/default.nix
@@ -12,13 +12,13 @@ let
 in
 stdenv.mkDerivation rec {
   pname = "depotdownloader";
-  version = "2.4.1";
+  version = "2.4.5";
 
   src = fetchFromGitHub {
     owner = "SteamRE";
     repo = "DepotDownloader";
     rev = "DepotDownloader_${version}";
-    sha256 = "1ldwda7wyvzqvqv1wshvqvqaimlm0rcdzhy9yn5hvxyswc0jxirr";
+    sha256 = "0i5qgjnliji1g408ks1034r69vqdmfnzanb0qm7jmyzwww7vwpnh";
   };
 
   nativeBuildInputs = [ dotnet-sdk_5 dotnetPackages.Nuget makeWrapper ];
diff --git a/pkgs/tools/misc/depotdownloader/deps.nix b/pkgs/tools/misc/depotdownloader/deps.nix
index 6f061186f826..307ad7fa3b1f 100644
--- a/pkgs/tools/misc/depotdownloader/deps.nix
+++ b/pkgs/tools/misc/depotdownloader/deps.nix
@@ -7,8 +7,8 @@ fetchNuGet:
   })
   (fetchNuGet {
     name = "SteamKit2";
-    version = "2.4.0-Alpha.2";
-    sha256 = "1r6chqdp912pr8f8d7px2vp4y1ydx0kida7d5a1hbf6b7acnsg7d";
+    version = "2.4.0-Alpha.3";
+    sha256 = "0n48yjkyzj49kv89jbkwdq6nm9w9ng6cjhvdv0chpryx9zgasgvv";
   })
   (fetchNuGet {
     name = "protobuf-net.Core";