diff --git a/ch02/01_main-chapter-code/ch02.ipynb b/ch02/01_main-chapter-code/ch02.ipynb
index 912887e..6c7ee3a 100644
--- a/ch02/01_main-chapter-code/ch02.ipynb
+++ b/ch02/01_main-chapter-code/ch02.ipynb
@@ -648,7 +648,7 @@
    "id": "a1daa2b0-6e75-412b-ab53-1f6fb7b4d453",
    "metadata": {},
    "source": [
-    "- We also need to adjust the tokenizer accordingly so that it knows when and how to use the new <unk> token"
+    "- We also need to adjust the tokenizer accordingly so that it knows when and how to use the new `<unk>` token"
    ]
   },
   {