diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 8d2159f..6bd9d5b 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -22,8 +22,11 @@ jobs:
           rustup update stable && rustup default stable
       - uses: taiki-e/install-action@sccache
       - uses: taiki-e/install-action@nextest
+      - uses: taiki-e/install-action@nextest
       - name: Run Tests
         run: cargo nextest run --no-fail-fast --release
+      - name: Doc-tests
+        run: cargo test --doc --all-features --release
 
   check:
     name: Check
diff --git a/README.md b/README.md
index 83506da..ae837b3 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ Jade framework for building JAM services by [SpaceJam](https://spacejam.app).
 
 ## Quick Start
 
-```
+```bash
 cargo install jade
 jade new my-service
 cd my-service
diff --git a/crates/jade/README.md b/crates/jade/README.md
index 17945ba..7716bf5 100644
--- a/crates/jade/README.md
+++ b/crates/jade/README.md
@@ -2,7 +2,7 @@
 
 Jade framework for building JAM services by [SpaceJam](https://spacejam.app).
 
-```rust
+```bash
 cargo install jade
 jade new my-service
 cd my-service