diff --git a/tutorials/source_en/beginner/transforms.md b/tutorials/source_en/beginner/transforms.md
index c11119bb73f0a71f9bb5b0e11abe2865bb8e537d..5c33f3ba80ab98aef3253266843abc0fa542aa48 100644
--- a/tutorials/source_en/beginner/transforms.md
+++ b/tutorials/source_en/beginner/transforms.md
@@ -186,7 +186,7 @@ texts = [
 ]
 ```
 
-```text
+```python
 test_dataset = GeneratorDataset(texts, 'text')
 ```