diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5a650e4f..67fbf458 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -135,3 +135,30 @@ jobs:
 
     - name: Run tests
       run: cargo test
+
+
+  unused-deps:
+    runs-on: ubuntu-latest
+    name: unused dependencies
+    steps:
+    - name: Checkout sources
+      uses: actions/checkout@v3
+
+    - name: Install Protoc
+      uses: arduino/setup-protoc@v2
+      with:
+        version: "23.3"
+        repo-token: ${{ secrets.GITHUB_TOKEN }}
+
+    - name: Install toolchain
+      uses: dtolnay/rust-toolchain@nightly
+
+    - name: Install cargo-udeps
+      uses: taiki-e/cache-cargo-install-action@v1
+      with:
+        tool: cargo-udeps@0.1.43
+
+    - name: Check for unused dependencies
+      run: cargo +nightly udeps --all-features --all-targets
+      env:
+        RUSTFLAGS: -D warnings