diff --git a/.github/workflows/nix-check.yml b/.github/workflows/nix-check.yml
index b3261dc..5814b4a 100644
--- a/.github/workflows/nix-check.yml
+++ b/.github/workflows/nix-check.yml
@@ -108,9 +108,12 @@ jobs:
       - name: Check if nix files changed
         if: github.event_name == 'pull_request'
         id: nix-files
+        env:
+          GH_TOKEN: ${{ github.token }}
         run: |
-          git fetch origin ${{ github.base_ref }} --depth=1
-          if git diff --name-only origin/${{ github.base_ref }}...HEAD | grep -qE '^(flake\.(nix|lock)|\.nix/|bun\.lock|src-tauri/(Cargo\.(toml|lock)|tauri\.conf\.json|build\.rs))'; then
+          if gh api repos/${{ github.repository }}/pulls/${{ github.event.pull_request.number }}/files \
+            --paginate --jq '.[].filename' | \
+            grep -qE '^(flake\.(nix|lock)|\.nix/|bun\.lock|src-tauri/(Cargo\.(toml|lock)|tauri\.conf\.json|build\.rs))'; then
             echo "changed=true" >> "$GITHUB_OUTPUT"
           fi
 
diff --git a/flake.lock b/flake.lock
index cb2f1d7..15f672a 100644
--- a/flake.lock
+++ b/flake.lock
@@ -60,11 +60,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1770562336,
-        "narHash": "sha256-ub1gpAONMFsT/GU2hV6ZWJjur8rJ6kKxdm9IlCT0j84=",
+        "lastModified": 1774386573,
+        "narHash": "sha256-4hAV26quOxdC6iyG7kYaZcM3VOskcPUrdCQd/nx8obc=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "d6c71932130818840fc8fe9509cf50be8c64634f",
+        "rev": "46db2e09e1d3f113a13c0d7b81e2f221c63b8ce9",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index 4523045..de7050a 100644
--- a/flake.nix
+++ b/flake.nix
@@ -67,39 +67,6 @@
         GST_PLUGIN_SYSTEM_PATH_1_0 = "${lib.makeSearchPathOutput "lib" "lib/gstreamer-1.0" (gstPlugins pkgs)}";
       };
 
-      # TODO: Remove this overlay once nixpkgs ships onnxruntime ≥ 1.24.
-      # Tracking PR: https://github.com/NixOS/nixpkgs/pull/499389
-      # ort-sys 2.0.0-rc.12 requires ONNX Runtime 1.24 (API v24);
-      # nixpkgs only ships 1.23.2, so use MS prebuilt binaries.
-      onnxruntimeOverlay = (final: prev: {
-        onnxruntime = let
-          onnxVersion = "1.24.2";
-          platform = {
-            x86_64-linux = { name = "linux-x64"; hash = "sha256-Q3JUdLpWY2QuF2hHF5Rmk4UOIAXvvXJKxy2ieP6tJeY="; };
-            aarch64-linux = { name = "linux-aarch64"; hash = "sha256-spla8PQ3xOAi/YAcV/tcJf0f5mDNM9JutHGUSQpbRsQ="; };
-          }.${final.system};
-        in prev.stdenv.mkDerivation {
-          pname = "onnxruntime";
-          version = onnxVersion;
-          src = prev.fetchurl {
-            url = "https://github.com/microsoft/onnxruntime/releases/download/v${onnxVersion}/onnxruntime-${platform.name}-${onnxVersion}.tgz";
-            hash = platform.hash;
-          };
-          sourceRoot = "onnxruntime-${platform.name}-${onnxVersion}";
-          nativeBuildInputs = [ prev.autoPatchelfHook ];
-          buildInputs = [ prev.stdenv.cc.cc.lib ];
-          installPhase = ''
-            runHook preInstall
-            mkdir -p $out/lib $out/include
-            cp -r lib/* $out/lib/
-            cp -r include/* $out/include/
-            runHook postInstall
-          '';
-          meta = prev.onnxruntime.meta // {
-            description = "ONNX Runtime ${onnxVersion} (prebuilt by Microsoft)";
-          };
-        };
-      });
     in
     {
       packages = forAllSystems (
@@ -109,7 +76,6 @@
             inherit system;
             overlays = [
               bun2nix.overlays.default
-              onnxruntimeOverlay
             ];
           };
           lib = pkgs.lib;
@@ -257,7 +223,6 @@
         let
           pkgs = import nixpkgs {
             inherit system;
-            overlays = [ onnxruntimeOverlay ];
           };
         in
         {