diff --git a/codelab_pull_request.txt b/codelab_pull_request.txt
index bc47e78..1f05da1 100644
--- a/codelab_pull_request.txt
+++ b/codelab_pull_request.txt
@@ -11,7 +11,7 @@ Aug: ygyoon, BoheeLee, SolbiChoi
 Sept: DohyunKim, hjchoi
 Oct: JiwooMin, JihyeEum
 Nov: hyunSo, JihyungMoon
-Dec: WoohyunHan
+Dec: WoohyunHan, SeunghyunJo
 
 Step2, Please append your own repository url. ( format is yourname:url )
 
@@ -47,3 +47,4 @@ SolbiChoi: https://github.com/solbi823/google_software_camp.git
 JihyeEum: https://github.com/Eumji/favorite_songs_movies
 YunaSeol: https://github.com/yunaseol/develop-with-google.git
 WoohyunHan: https://github.com/tink-expo/google-software-camp
+SeunghyunJo: ttps://github.com/bryanj-dwg/hello