diff --git a/.forgejo/workflows/update-flake-lock.yml b/.forgejo/workflows/update-flake-lock.yml
index 4d9cf4bc..29beda67 100644
--- a/.forgejo/workflows/update-flake-lock.yml
+++ b/.forgejo/workflows/update-flake-lock.yml
@@ -13,9 +13,9 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v4
       - name: Install Nix
-        uses: actions/nix-installer-action@main
+        uses: git.sysctl.io/actions/nix-installer-action@main
       - name: Update flake.lock
-        uses: actions/update-flake-lock@main
+        uses: git.sysctl.io/actions/update-flake-lock@main
         with:
           pr-title: "Update flake.lock"
           pr-labels: |