diff --git a/.github/workflows/nixfmt.yml b/.github/workflows/nixfmt.yml
index 875a677..80c0f2c 100644
--- a/.github/workflows/nixfmt.yml
+++ b/.github/workflows/nixfmt.yml
@@ -12,10 +12,10 @@ jobs:
       - uses: actions/checkout@v4
       
       - name: Install Nix
-        uses: cachix/install-nix-action@v25
+        uses: cachix/install-nix-action@v30
         
       - name: Install nixfmt
-        run: nix-env -i nixfmt
+        run: nix-env -i nixfmt-rfc-style
         
       - name: Check Nix formatting
         run: |