diff --git a/.github/workflows/cache.yml b/.github/workflows/cache.yml
index 43e9f8b3..eeb3d354 100644
--- a/.github/workflows/cache.yml
+++ b/.github/workflows/cache.yml
@@ -18,7 +18,7 @@ jobs:
       - uses: actions/checkout@v4.2.2
 
       - name: "Install Nix️"
-        uses: cachix/install-nix-action@v30
+        uses: cachix/install-nix-action@v31
 
       - name: "Install Cachix️"
         uses: cachix/cachix-action@v15
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1ccdb93a..052c4555 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
       - uses: actions/checkout@v4.2.2
 
       - name: "Install Nix️"
-        uses: cachix/install-nix-action@v30
+        uses: cachix/install-nix-action@v31
 
       - name: "Install Cachix️"
         uses: cachix/cachix-action@v15