diff --git a/flake.lock b/flake.lock
index f1af9f5a..e7602650 100644
--- a/flake.lock
+++ b/flake.lock
@@ -73,11 +73,11 @@
         "nixpkgs": "nixpkgs"
       },
       "locked": {
-        "lastModified": 1761756835,
-        "narHash": "sha256-Vjrv8ZIhkQRgQ3MHGVFaj/fUcE4yuGr+vnoKYRwWmYw=",
+        "lastModified": 1762268370,
+        "narHash": "sha256-gf3TJcaiHdw3dvLL7RF6hc/5BLzQDQj5oakFrKZkOZo=",
         "owner": "huggingface",
         "repo": "hf-nix",
-        "rev": "6839b6998be18679992978c2f3abddc902276280",
+        "rev": "25c23c765a907d1a5528c5ce65c58a73e974603f",
         "type": "github"
       },
       "original": {
diff --git a/versions.nix b/versions.nix
index deb295dd..5be81bef 100644
--- a/versions.nix
+++ b/versions.nix
@@ -5,7 +5,6 @@
     cxx11Abi = true;
     systems = [ "x86_64-linux" ];
     bundleBuild = true;
-    sourceBuild = true;
   }
   {
     torchVersion = "2.8";
@@ -15,7 +14,6 @@
       "x86_64-linux"
     ];
     bundleBuild = true;
-    sourceBuild = true;
   }
   {
     torchVersion = "2.8";
@@ -25,7 +23,6 @@
       "x86_64-linux"
     ];
     bundleBuild = true;
-    sourceBuild = true;
   }
   {
     torchVersion = "2.8";
@@ -36,7 +33,6 @@
       "aarch64-linux"
     ];
     bundleBuild = true;
-    sourceBuild = true;
   }
   {
     torchVersion = "2.8";
@@ -44,7 +40,6 @@
     cxx11Abi = true;
     systems = [ "x86_64-linux" ];
     bundleBuild = true;
-    sourceBuild = true;
   }
   {
     torchVersion = "2.8";
@@ -52,7 +47,6 @@
     cxx11Abi = true;
     systems = [ "x86_64-linux" ];
     bundleBuild = true;
-    sourceBuild = true;
   }
   {
     torchVersion = "2.8";
@@ -60,7 +54,6 @@
     metal = true;
     systems = [ "aarch64-darwin" ];
     bundleBuild = true;
-    sourceBuild = true;
   }
   {
     torchVersion = "2.8";
@@ -79,7 +72,6 @@
     cxx11Abi = true;
     systems = [ "x86_64-linux" ];
     bundleBuild = true;
-    sourceBuild = true;
   }
   {
     torchVersion = "2.9";
@@ -90,7 +82,6 @@
       "aarch64-linux"
     ];
     bundleBuild = true;
-    sourceBuild = true;
   }
   {
     torchVersion = "2.9";
@@ -101,7 +92,6 @@
       "aarch64-linux"
     ];
     bundleBuild = true;
-    sourceBuild = true;
   }
   {
     torchVersion = "2.9";
@@ -112,7 +102,6 @@
       "aarch64-linux"
     ];
     bundleBuild = true;
-    sourceBuild = true;
   }
   {
     torchVersion = "2.9";
@@ -120,7 +109,6 @@
     cxx11Abi = true;
     systems = [ "x86_64-linux" ];
     bundleBuild = true;
-    sourceBuild = true;
   }
   {
     torchVersion = "2.9";
@@ -128,7 +116,6 @@
     cxx11Abi = true;
     systems = [ "x86_64-linux" ];
     bundleBuild = true;
-    sourceBuild = true;
   }
   {
     torchVersion = "2.9";
@@ -136,7 +123,6 @@
     metal = true;
     systems = [ "aarch64-darwin" ];
     bundleBuild = true;
-    sourceBuild = true;
   }
   {
     torchVersion = "2.9";