diff --git a/.gitea/workflows/update.yml b/.gitea/workflows/update.yml
new file mode 100644
index 0000000..09921a1
--- /dev/null
+++ b/.gitea/workflows/update.yml
@@ -0,0 +1,34 @@
+name: Update Cargo Dependencies
+
+on:
+  schedule:
+    - cron: '0 2 * * 5'  # Run weekly on Friday at 2am
+  workflow_dispatch:  # Allow manual triggering
+
+jobs:
+  update-dependencies:
+    runs-on: ubuntu-latest
+    container: git.hofer.link/philipp/ci-images:rust-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Update dependencies
+        run: |
+          cargo upgrade
+          cargo update
+
+      - name: Create Pull Request
+        uses: https://git.hofer.link/philipp/create-pull-request@18ef1fdad70eec569ab10292c1fa79c1b5296370
+        with:
+          token: ${{ secrets.GITEATOKEN }}
+          commit-message: Update Cargo dependencies
+          title: Update Cargo dependencies
+          body: |
+            This PR updates Cargo dependencies to their latest versions.
+
+            @philipp
+
+            - Run `cargo upgrade` to update version requirements in Cargo.toml
+            - Run `cargo update` to update Cargo.lock
+          branch: update-cargo-dependencies
+          delete-branch: true