diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4fa5ba7c..bcc5b88b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -30,7 +30,7 @@ jobs:
           ref: staging
 
       - name: Install nix
-        uses: cachix/install-nix-action@V28
+        uses: cachix/install-nix-action@v30
 
       - name: Set up cachix
         uses: cachix/cachix-action@v15
diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index 5254e477..1a74cc9c 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -14,7 +14,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install nix
-        uses: cachix/install-nix-action@V28
+        uses: cachix/install-nix-action@v30
         with:
           extra_nix_config: access-tokens = github.com=${{ github.token }}
 
diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index cb4871e9..a63e42f7 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -15,7 +15,7 @@ jobs:
           ref: staging
 
       - name: Install nix
-        uses: cachix/install-nix-action@V28
+        uses: cachix/install-nix-action@v30
 
       - name: Update everything
         run: |