diff --git a/.github/workflows/flake-update.yml b/.github/workflows/flake-update.yml
index 3be1a16..d7154ff 100644
--- a/.github/workflows/flake-update.yml
+++ b/.github/workflows/flake-update.yml
@@ -1,26 +1,41 @@
-name: flake-update
-on:
-  workflow_dispatch: # allows manual triggering
-  schedule:
-    - cron: '0 1 * * *' # runs daily at 01:00
-
-jobs:
-  lockfile:
-    runs-on: ubuntu-latest
-    steps:
-      - name: checkout
-        uses: actions/checkout@v3.5.3
-      - name: install
-        uses: DeterminateSystems/nix-installer-action@v4
-      - name: update
-        uses: DeterminateSystems/update-flake-lock@v19
-        with:
-          pr-title: "Update flake.lock" # Title of PR to be created
-          pr-labels: |                  # Labels to be set on the PR
-            dependencies
-            automated
-      - name: merge PR
-        run: |
-          gh pr merge ${{ steps.update.outputs.pull-request-number }} --squash --delete-branch
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+{
+  "name": "flake-update",
+  "on": {
+    "workflow_dispatch": null,
+    "schedule": [
+      {
+        "cron": "0 1 * * *"
+        }
+      ]
+  },
+    "jobs": {
+      "lockfile": {
+        "runs-on": "ubuntu-latest",
+        "steps": [
+          {
+            "name": "checkout",
+            "uses": "actions/checkout@v3.5.3"
+            },
+            {
+              "name": "install",
+              "uses": "DeterminateSystems/nix-installer-action@v4"
+              },
+              {
+                "name": "update",
+                "uses": "DeterminateSystems/update-flake-lock@v19",
+                "with": {
+                  "pr-title": "Update flake.lock",
+                  "pr-labels": "CI"
+                  }
+              },
+              {
+                "name": "merge",
+                "run": "gh pr merge ${{ steps.update.outputs.pull-request-number }} --squash --delete-branch\n",
+                "env": {
+                  "GITHUB_TOKEN": "${{ secrets.GITHUB_TOKEN }}"
+                  }
+              }
+          ]
+      }
+  }
+}