diff --git a/.github/workflows/bundix_lock.yml b/.github/workflows/bundix_lock.yml
index f2ff62d..43f0ae0 100644
--- a/.github/workflows/bundix_lock.yml
+++ b/.github/workflows/bundix_lock.yml
@@ -17,7 +17,7 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-      - uses: DeterminateSystems/nix-installer-action@v11
+      - uses: DeterminateSystems/nix-installer-action@v13
       - uses: DeterminateSystems/magic-nix-cache-action@v6
       - run: rm Gemfile.lock gemset.nix
       - run: nix develop --command bundix --lock
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 0d8fc18..8c02d67 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -18,7 +18,7 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-      - uses: DeterminateSystems/nix-installer-action@v11
+      - uses: DeterminateSystems/nix-installer-action@v13
       - uses: DeterminateSystems/magic-nix-cache-action@v6
       - run: nix build .#defaultExternal
 
diff --git a/.github/workflows/nix_flake_check.yml b/.github/workflows/nix_flake_check.yml
index a73a401..c9e84dc 100644
--- a/.github/workflows/nix_flake_check.yml
+++ b/.github/workflows/nix_flake_check.yml
@@ -10,6 +10,6 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-      - uses: DeterminateSystems/nix-installer-action@v11
+      - uses: DeterminateSystems/nix-installer-action@v13
       - uses: DeterminateSystems/magic-nix-cache-action@v6
       - run: nix flake check
diff --git a/.github/workflows/nix_flake_update.yml b/.github/workflows/nix_flake_update.yml
index d0157c3..6bd6e08 100644
--- a/.github/workflows/nix_flake_update.yml
+++ b/.github/workflows/nix_flake_update.yml
@@ -17,7 +17,7 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-      - uses: DeterminateSystems/nix-installer-action@v11
+      - uses: DeterminateSystems/nix-installer-action@v13
       - uses: DeterminateSystems/magic-nix-cache-action@v6
 
       - uses: DeterminateSystems/update-flake-lock@v21