diff --git a/.github/workflows/flake-check.yml b/.github/workflows/flake-check.yml
index d046d1d9..241382b1 100644
--- a/.github/workflows/flake-check.yml
+++ b/.github/workflows/flake-check.yml
@@ -12,4 +12,4 @@ jobs:
     steps:
       - uses: actions/checkout@v7
       - name: Check Nix flake inputs
-        uses: DeterminateSystems/flake-checker-action@v12
+        uses: DeterminateSystems/flake-checker-action@v13