diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 236c5000..6850171a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -86,7 +86,7 @@ jobs:
           tool-cache: true
 
       - name: Install nix
-        uses: cachix/install-nix-action@v29
+        uses: cachix/install-nix-action@v30
         if: matrix.system == 'x86_64'
         with:
           extra_nix_config: |
diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index c01f2d4a..f86f2b4b 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -19,7 +19,7 @@ jobs:
           fetch-depth: 0
 
       - name: Install nix
-        uses: cachix/install-nix-action@v29
+        uses: cachix/install-nix-action@v30
 
       - name: Set branch name output
         id: branch