diff --git a/.github/workflows/devenv.yaml b/.github/workflows/devenv.yaml
index 79ca324e..acae9ff6 100644
--- a/.github/workflows/devenv.yaml
+++ b/.github/workflows/devenv.yaml
@@ -68,7 +68,7 @@ jobs:
 
       - id: cachix
         name: "Enable Cachix ❄️"
-        uses: cachix/cachix-action@v14
+        uses: cachix/cachix-action@v15
         with:
           name: ${{ secrets.CACHIX_CACHE_NAME }}
           authToken: ${{ secrets.CACHIX_AUTH_TOKEN }}
diff --git a/.github/workflows/nix-container.yaml b/.github/workflows/nix-container.yaml
index 9efeeaa5..edebb98a 100644
--- a/.github/workflows/nix-container.yaml
+++ b/.github/workflows/nix-container.yaml
@@ -118,7 +118,7 @@ jobs:
 
       - id: cachix
         name: "Enable Cachix ❄️"
-        uses: cachix/cachix-action@v14
+        uses: cachix/cachix-action@v15
         with:
           name: ${{ secrets.CACHIX_CACHE_NAME }}
           authToken: ${{ secrets.CACHIX_AUTH_TOKEN }}
diff --git a/.github/workflows/nix-flake-check.yaml b/.github/workflows/nix-flake-check.yaml
index 953b8d31..52547717 100644
--- a/.github/workflows/nix-flake-check.yaml
+++ b/.github/workflows/nix-flake-check.yaml
@@ -37,7 +37,7 @@ jobs:
 
       - id: cachix
         name: "Enable Cachix ❄️"
-        uses: cachix/cachix-action@v14
+        uses: cachix/cachix-action@v15
         with:
           name: ${{ secrets.CACHIX_CACHE_NAME }}
           authToken: ${{ secrets.CACHIX_AUTH_TOKEN }}
diff --git a/.github/workflows/nix-flake-update.yaml b/.github/workflows/nix-flake-update.yaml
index d465d5ab..111df810 100644
--- a/.github/workflows/nix-flake-update.yaml
+++ b/.github/workflows/nix-flake-update.yaml
@@ -30,7 +30,7 @@ jobs:
 
       - id: cachix
         name: "Enable Cachix ❄️"
-        uses: cachix/cachix-action@v14
+        uses: cachix/cachix-action@v15
         with:
           name: ${{ secrets.CACHIX_CACHE_NAME }}
           authToken: ${{ secrets.CACHIX_AUTH_TOKEN }}