diff --git a/book/en/_config.yml b/book/en/_config.yml
index 40cc1d07..8d453c1b 100644
--- a/book/en/_config.yml
+++ b/book/en/_config.yml
@@ -5,7 +5,7 @@
 
 #######################################################################################
 # Book settings
-title: "Course Template Internationalization" # The title of the book. Will be placed in the left navbar.
+title: "Introduction to NLP and LLMs 2024" # The title of the book. Will be placed in the left navbar.
 author: "Young Joon Lee" # The author of the book
 copyright: "2024" # Copyright year to be placed in the footer
 # logo: Path to the book logo
diff --git a/book/ko/_config.yml b/book/ko/_config.yml
index 56bb27a8..6d0b6876 100644
--- a/book/ko/_config.yml
+++ b/book/ko/_config.yml
@@ -5,7 +5,7 @@
 
 #######################################################################################
 # Book settings
-title: "Course Template Internationalization" # The title of the book. Will be placed in the left navbar.
+title: "언어모형과자연어처리 2024" # The title of the book. Will be placed in the left navbar.
 author: "Young Joon Lee" # The author of the book
 copyright: "2024" # Copyright year to be placed in the footer
 # logo: Path to the book logo