diff --git a/.github/workflows/build-and-deploy.yml b/.github/workflows/build-and-deploy.yml
index 9ca9991e6..21bbc6ef7 100644
--- a/.github/workflows/build-and-deploy.yml
+++ b/.github/workflows/build-and-deploy.yml
@@ -10,7 +10,7 @@ jobs:
     - uses: actions/checkout@v4
       with:
         fetch-depth: 0
-    - uses: cachix/install-nix-action@v26
+    - uses: cachix/install-nix-action@v31
       with:
         nix_path: nixpkgs=channel:nixos-unstable
     - uses: cachix/cachix-action@v14
diff --git a/.github/workflows/editorconfig.yml b/.github/workflows/editorconfig.yml
index 434b49dc4..c4facc166 100644
--- a/.github/workflows/editorconfig.yml
+++ b/.github/workflows/editorconfig.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
-    - uses: cachix/install-nix-action@v26
+    - uses: cachix/install-nix-action@v31
       with:
         nix_path: nixpkgs=channel:nixos-unstable
     - name: Checking EditorConfig
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 25ec191d1..d896b7b18 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -11,7 +11,7 @@ jobs:
     - uses: actions/checkout@v4
       with:
        fetch-depth: 0
-    - uses: cachix/install-nix-action@v26
+    - uses: cachix/install-nix-action@v31
       with:
         nix_path: nixpkgs=channel:nixos-unstable
     - uses: cachix/cachix-action@v14
@@ -26,7 +26,7 @@ jobs:
     - uses: actions/checkout@v4
       with:
        fetch-depth: 0
-    - uses: cachix/install-nix-action@v26
+    - uses: cachix/install-nix-action@v31
       with:
         nix_path: nixpkgs=channel:nixos-unstable
     - uses: cachix/cachix-action@v14
diff --git a/.github/workflows/vale.yml b/.github/workflows/vale.yml
index 06ce9586a..b263a740e 100644
--- a/.github/workflows/vale.yml
+++ b/.github/workflows/vale.yml
@@ -8,6 +8,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
-    - uses: cachix/install-nix-action@v26
+    - uses: cachix/install-nix-action@v31
     - name: Vale
       run: nix-shell --run "vale maintainers source"