diff --git a/README.md b/README.md
index 6ec2e181..433fd0fe 100644
--- a/README.md
+++ b/README.md
@@ -220,7 +220,7 @@ Python usage
 
 After installing:
 
-```
+```python
 from postal.expand import expand_address
 expand_address('Quatre vignt douze Ave des Champs-Élysées', languages=['fr'])