diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index afa9f3f..892cc70 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -42,7 +42,7 @@ jobs:
         fetch-depth: 0
 
     - name: Install Nix
-      uses: cachix/install-nix-action@V28
+      uses: cachix/install-nix-action@v29
 
     - name: Install Cachix
       uses: cachix/cachix-action@v15
diff --git a/.github/workflows/update-flake.yml b/.github/workflows/update-flake.yml
index 3e88c55..a8282a9 100644
--- a/.github/workflows/update-flake.yml
+++ b/.github/workflows/update-flake.yml
@@ -21,7 +21,7 @@ jobs:
         DOPPLER_TOKEN: ${{ secrets.DOPPLER_TOKEN }}
 
     - name: Install Nix
-      uses: cachix/install-nix-action@V28
+      uses: cachix/install-nix-action@v29
       with:
         nix_path: nixpkgs=channel:nixpkgs-unstable
 
@@ -67,7 +67,7 @@ jobs:
         fetch-depth: 0
 
     - name: Install Nix
-      uses: cachix/install-nix-action@V28
+      uses: cachix/install-nix-action@v29
 
     - name: Install Cachix
       uses: cachix/cachix-action@v15
diff --git a/.github/workflows/update-version.yml b/.github/workflows/update-version.yml
index 1b867ef..62e8d8d 100644
--- a/.github/workflows/update-version.yml
+++ b/.github/workflows/update-version.yml
@@ -31,7 +31,7 @@ jobs:
         DOPPLER_TOKEN: ${{ secrets.DOPPLER_TOKEN }}
 
     - name: Install Nix
-      uses: cachix/install-nix-action@V28
+      uses: cachix/install-nix-action@v29
       with:
         nix_path: nixpkgs=channel:nixpkgs-unstable
 
@@ -118,7 +118,7 @@ jobs:
         fetch-depth: 0
 
     - name: Install Nix
-      uses: cachix/install-nix-action@V28
+      uses: cachix/install-nix-action@v29
 
     - name: Install Cachix
       uses: cachix/cachix-action@v15