diff --git a/backend/src/main/resources/yigongil-private b/backend/src/main/resources/yigongil-private
index 28c9cecf..4bbdd5a2 160000
--- a/backend/src/main/resources/yigongil-private
+++ b/backend/src/main/resources/yigongil-private
@@ -1 +1 @@
-Subproject commit 28c9cecf4a36245c4663949e47cb1aed22be4eee
+Subproject commit 4bbdd5a25a222eae9ec613f5c1e3b0ed0a507b79