diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b20a345..8632d4a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -14,6 +14,8 @@ jobs:
 
       - name: Install Nix
         uses: cachix/install-nix-action@v26
+        with:
+          nix_path: nixpkgs=channel:nixos-23.11
 
       - name: Nix Develop Action
         uses: nicknovitski/nix-develop@v1.1.0