diff --git a/.github/workflows/nixos.yml b/.github/workflows/nixos.yml
index aea0139f..cafa1943 100644
--- a/.github/workflows/nixos.yml
+++ b/.github/workflows/nixos.yml
@@ -6,7 +6,7 @@ jobs:
   nixos-flake-check:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2.3.4
+    - uses: actions/checkout@v3
     - uses: cachix/install-nix-action@v22
       with:
         extra_nix_config: |