diff --git a/nix/srcds/default.nix b/nix/srcds/default.nix
index a437a98..56d5508 100644
--- a/nix/srcds/default.nix
+++ b/nix/srcds/default.nix
@@ -12,9 +12,9 @@
   system,
   callPackage,
   srcds-tf2,
-  sourcemod,
+  depots,
 }: let
-  inherit (lib) importJSON map toString elem last replaceStrings naturalSort;
+  inherit (lib) importJSON map toString elem last replaceStrings naturalSort filter any;
   depotInputs = importJSON ./depots.json;
   fetchSupported = elem system depotdownloader.meta.platforms;
   fetcher = input:
@@ -47,7 +47,9 @@
           exit 1
         '';
       };
-  allDepots = map fetcher depotInputs;
+  manifestUsed = manifest: any (depot: manifest.app_id == depot.app_id && manifest.depot_id == depot.depot_id) depots;
+  usedManifests = filter manifestUsed depotInputs;
+  allDepots = map fetcher usedManifests;
   src = symlinkJoin {
     name = "srcds-tf2-src";
     paths = allDepots;
diff --git a/nix/srcds/overlay.nix b/nix/srcds/overlay.nix
index 700a41d..fd2a10b 100644
--- a/nix/srcds/overlay.nix
+++ b/nix/srcds/overlay.nix
@@ -2,7 +2,18 @@ final: prev: let
   inherit (prev.lib) toString importJSON listToAttrs map;
   depotInputs = importJSON ./depots.json;
 in {
-  srcds-tf2 = final.callPackage ./default.nix {};
+  srcds-tf2 = final.callPackage ./default.nix {
+    depots = [
+      {
+        app_id = 232250;
+        depot_id = 232256;
+      }
+      {
+        app_id = 232250;
+        depot_id = 232250;
+      }
+    ];
+  };
   steam-depots = listToAttrs (map (depot: {
       name = "steam-depot-${toString depot.app_id}-${toString depot.depot_id}";
       value = final.callPackage ./depot.nix {