diff --git a/.github/workflows/demo.yml b/.github/workflows/demo.yml
index 5a92bb8..a101f24 100644
--- a/.github/workflows/demo.yml
+++ b/.github/workflows/demo.yml
@@ -50,7 +50,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install nix
-        uses: cachix/install-nix-action@v20
+        uses: cachix/install-nix-action@v30
 
       - uses: cachix/cachix-action@v14
         with:
diff --git a/.github/workflows/pages.yml b/.github/workflows/pages.yml
index 9eed4a1..fb4bdbb 100644
--- a/.github/workflows/pages.yml
+++ b/.github/workflows/pages.yml
@@ -32,7 +32,7 @@ jobs:
         uses: actions/checkout@v3
 
       - name: Install nix
-        uses: cachix/install-nix-action@v20
+        uses: cachix/install-nix-action@v30
 
       - name: Setup Caching
         uses: cachix/cachix-action@v14