diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index 477d797..c150bf6 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -19,7 +19,7 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: Install Nix
-        uses: DeterminateSystems/nix-installer-action@v14
+        uses: DeterminateSystems/nix-installer-action@v15
 
       - name: Setup Nix cache
         uses: DeterminateSystems/magic-nix-cache-action@v8
diff --git a/.github/workflows/nix.yml b/.github/workflows/nix.yml
index 418eb7f..ec472fa 100644
--- a/.github/workflows/nix.yml
+++ b/.github/workflows/nix.yml
@@ -20,7 +20,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install Nix
-        uses: DeterminateSystems/nix-installer-action@v14
+        uses: DeterminateSystems/nix-installer-action@v15
 
       - name: Setup Nix cache
         uses: DeterminateSystems/magic-nix-cache-action@v8
@@ -42,7 +42,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install Nix
-        uses: DeterminateSystems/nix-installer-action@v14
+        uses: DeterminateSystems/nix-installer-action@v15
 
       - name: Setup Nix cache
         uses: DeterminateSystems/magic-nix-cache-action@v8
diff --git a/.github/workflows/update-flake.yml b/.github/workflows/update-flake.yml
index 5c2d97a..2335602 100644
--- a/.github/workflows/update-flake.yml
+++ b/.github/workflows/update-flake.yml
@@ -23,7 +23,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install Nix
-        uses: DeterminateSystems/nix-installer-action@v14
+        uses: DeterminateSystems/nix-installer-action@v15
 
       - name: Update flake.lock
         id: update