diff --git a/.github/workflows/docgen.yml b/.github/workflows/docgen.yml
index 094538a..0f36653 100644
--- a/.github/workflows/docgen.yml
+++ b/.github/workflows/docgen.yml
@@ -12,7 +12,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: cachix/install-nix-action@v24
-      - uses: cachix/cachix-action@v12
+      - uses: cachix/cachix-action@v13
         with:
           name: mrcjkb
           authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
diff --git a/.github/workflows/nix-build.yml b/.github/workflows/nix-build.yml
index 168cc00..78ba230 100644
--- a/.github/workflows/nix-build.yml
+++ b/.github/workflows/nix-build.yml
@@ -8,7 +8,7 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - uses: cachix/install-nix-action@v24
-    - uses: cachix/cachix-action@v12
+    - uses: cachix/cachix-action@v13
       with:
         name: mrcjkb
         authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
@@ -19,7 +19,7 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - uses: cachix/install-nix-action@v24
-    - uses: cachix/cachix-action@v12
+    - uses: cachix/cachix-action@v13
       with:
         name: mrcjkb
         authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'