diff --git a/.github/workflows/CIRunner.yml b/.github/workflows/CIRunner.yml
index 2306f6f2..1e10bad4 100644
--- a/.github/workflows/CIRunner.yml
+++ b/.github/workflows/CIRunner.yml
@@ -52,9 +52,13 @@ jobs:
         npm install -g markdownlint-cli@0.39.0
         npm install -g cspell@5.20.0
 
-    - name: Run ruff
+    - name: Run ruff linter
       if: success() || failure()
-      run: ruff check ${{ inputs.package-src }} --output-format=github
+      run: ruff check --output-format=github .
+
+    - name: Run ruff formatter
+      if: success() || failure()
+      run: ruff format --check .
 
     - name: Run markdownlint
       if: success() || failure()
diff --git a/docs/contributor/developing.md b/docs/contributor/developing.md
index f17a0343..16f2f6ec 100644
--- a/docs/contributor/developing.md
+++ b/docs/contributor/developing.md
@@ -84,6 +84,7 @@ as described above.
 
       ``` cmd
       ruff check .
+      ruff format --check .
       ```
 
       * Note: Newer editors are very helpful in resolving source formatting errors. For example, in VSCode, you can