diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 485e3d8..73de4fa 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -5,7 +5,7 @@ jobs:
   check:
     runs-on: self-hosted
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: check flake
         run: nix flake check -L