diff --git a/.github/workflows/nix_tests.yaml b/.github/workflows/nix_tests.yaml
index 4bdf886c..19b2c705 100644
--- a/.github/workflows/nix_tests.yaml
+++ b/.github/workflows/nix_tests.yaml
@@ -31,7 +31,11 @@ jobs:
         USER: github_runner
     - name: Build
       run: nix build
-    - name: Run tests.
+    - name: Pre-commit tests.
+      run: nix develop .#test --command pre-commit run --all-files
+    - name: Python tests.
       run: nix develop .#test --command python -m pytest server/tests/
       env:
         HF_TOKEN: ${{ secrets.HF_TOKEN }}
+    - name: Rust tests.
+      run: nix develop .#test --command cargo test
diff --git a/flake.nix b/flake.nix
index 2f99caaf..7d9d35aa 100644
--- a/flake.nix
+++ b/flake.nix
@@ -88,6 +88,8 @@
                 launcher
                 router
                 server
+                openssl.dev
+                pkg-config
               ]
               ++ (with python3.pkgs; [
                 docker
@@ -95,6 +97,7 @@
                 pytest-asyncio
                 syrupy
               ]);
+
           };
 
           impure = mkShell {