diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index cd14135..9bf0709 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,6 +15,9 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v4
 
+      - name: Install sudo
+        run: apt update && apt install -y sudo
+
       - name: Install Nix
         uses: cachix/install-nix-action@v23
         with:
@@ -34,6 +37,9 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v4
 
+      - name: Install sudo
+        run: apt update && apt install -y sudo
+
       - name: Install Nix
         uses: cachix/install-nix-action@v23
         with:
diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index f85ef63..5404aa9 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -13,6 +13,9 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v4
 
+      - name: Install sudo
+        run: apt update && apt install -y sudo
+
       - name: Install Nix
         uses: cachix/install-nix-action@v23
         with: