diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index d036d465d0f..d2373dd03db 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -411,7 +411,9 @@ jobs:
       - run: ruff format --check
 
       - name: install prettier
-        run: yarn global add prettier && echo "$(yarn global bin)" >>$GITHUB_PATH
+        run: |
+          yarn global add prettier
+          yarn global bin >> "$GITHUB_PATH"
 
       - name: check wasm code with prettier
         # prettier doesn't handle ignore files very well: https://github.com/prettier/prettier/issues/8506
@@ -487,7 +489,8 @@ jobs:
           cache-dependency-path: "wasm/demo/package-lock.json"
       - name: run test
         run: |
-          export PATH=$PATH:`pwd`/../../geckodriver
+          driver_path="$(pwd)/../../geckodriver"
+          export PATH="$PATH:${driver_path}"
           npm install
           npm run test
         env:
@@ -551,6 +554,6 @@ jobs:
       - name: build rustpython
         run: cargo build --release --target wasm32-wasip1 --features freeze-stdlib,stdlib --verbose
       - name: run snippets
-        run: wasmer run --dir `pwd` target/wasm32-wasip1/release/rustpython.wasm -- `pwd`/extra_tests/snippets/stdlib_random.py
+        run: wasmer run --dir $(pwd) target/wasm32-wasip1/release/rustpython.wasm -- "$(pwd)/extra_tests/snippets/stdlib_random.py"
       - name: run cpython unittest
-        run: wasmer run --dir `pwd` target/wasm32-wasip1/release/rustpython.wasm -- `pwd`/Lib/test/test_int.py
+        run: wasmer run --dir $(pwd) target/wasm32-wasip1/release/rustpython.wasm -- "$(pwd)/Lib/test/test_int.py"
diff --git a/.github/workflows/pr-format.yaml b/.github/workflows/pr-format.yaml
index 36a6487fb07..ece3dfbbf64 100644
--- a/.github/workflows/pr-format.yaml
+++ b/.github/workflows/pr-format.yaml
@@ -28,6 +28,8 @@ jobs:
         with:
           persist-credentials: false
 
+      - uses: reviewdog/action-actionlint@0d952c597ef8459f634d7145b0b044a9699e5e43 # v1.71.0
+
       - name: Setup Rust
         uses: dtolnay/rust-toolchain@stable
         with: