diff --git a/.gitea/workflows/ci.yml b/.gitea/workflows/ci.yml
index 6cd02ea..a23e47e 100644
--- a/.gitea/workflows/ci.yml
+++ b/.gitea/workflows/ci.yml
@@ -31,6 +31,13 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
+      - name: Install Nix
+        uses: https://github.com/cachix/install-nix-action@v26
+        with:
+          extra_nix_config: |
+            experimental-features = nix-command flakes
+            accept-flake-config = true
+
       - name: Build all MCP servers
         run: nix build .#default --print-build-logs