diff --git a/Makefile b/Makefile
index 1876363..4c321be 100644
--- a/Makefile
+++ b/Makefile
@@ -35,3 +35,7 @@ markdownlint:
 
 lint_node: markdownlint pyright
 
+
+style:
+	find $(TARGET_DIRS) | grep '\.py$$' | xargs black
+	find $(TARGET_DIRS) | grep '\.py$$' | xargs isort
diff --git a/README.md b/README.md
index c01a7b4..28d33a0 100644
--- a/README.md
+++ b/README.md
@@ -100,19 +100,25 @@ You can set ``-n`` and other options.
     ```
 
 5. Make fancy updates
-6. Run test again and check that no errors occur
+6. Make style
+
+    ```bash
+    poetry run make style
+    ```
+
+7. Run test again and check that no errors occur
 
     ```bash
     poetry run make -j4
     ```
 
-7. Check typos by using [typos](https://github.com/crate-ci/typos). Just run ``typos`` command in the root directory.
+8. Check typos by using [typos](https://github.com/crate-ci/typos). Just run ``typos`` command in the root directory.
 
     ```bash
     typos
     ```
 
-8. Send Pull requests!
+9. Send Pull requests!
 
 ## License