diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 67a34ad..2c8b24c 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - uses: actions/checkout@v4
-      - uses: DeterminateSystems/nix-installer-action@v12
+      - uses: DeterminateSystems/nix-installer-action@v13
       - uses: DeterminateSystems/magic-nix-cache-action@v7
       - uses: DeterminateSystems/flake-checker-action@v8
 
diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index 1b95ae4..12f60bd 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -15,7 +15,7 @@ jobs:
       contents: write
     steps:
       - uses: actions/checkout@v4
-      - uses: DeterminateSystems/nix-installer-action@v12
+      - uses: DeterminateSystems/nix-installer-action@v13
       - uses: DeterminateSystems/update-flake-lock@v23
         with:
           pr-title: "chore: update flake.lock"