diff --git a/.github/workflows/pr-test-rust.yml b/.github/workflows/pr-test-rust.yml
index 319cbce70..6c403b83b 100644
--- a/.github/workflows/pr-test-rust.yml
+++ b/.github/workflows/pr-test-rust.yml
@@ -27,6 +27,11 @@ jobs:
         run: |
           bash scripts/ci/ci_install_rust.sh
 
+      - name: Rust cache
+        uses: Swatinem/rust-cache@v2
+        with:
+          workspaces: sgl-router
+
       - name: Run lint
         run: |
           source "$HOME/.cargo/env"
diff --git a/sgl-router/README.md b/sgl-router/README.md
index 90f762469..ac2999b14 100644
--- a/sgl-router/README.md
+++ b/sgl-router/README.md
@@ -377,6 +377,7 @@ Set `rust-analyzer.linkedProjects` to the absolute path of `Cargo.toml`:
 The continuous integration pipeline includes comprehensive testing, benchmarking, and publishing:
 
 #### Build & Test
+
 1. **Build Wheels**: Uses `cibuildwheel` for manylinux x86_64 packages
 2. **Build Source Distribution**: Creates source distribution for pip fallback
 3. **Rust HTTP Server Benchmarking**: Performance testing of router overhead