diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 64a46af..6ccff6e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -166,3 +166,10 @@ jobs:
 #
 #    - name: Docs
 #      run: cargo doc
+
+  # Benchmarks need a nightly Rust
+  bench:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Run cargo bench
+      run: cargo +nightly bench