diff --git a/journey/troubleshooting/251201_ir_valuation_frontend_setup.md b/journey/troubleshooting/251128_ir_valuation_frontend_setup.md
similarity index 99%
rename from journey/troubleshooting/251201_ir_valuation_frontend_setup.md
rename to journey/troubleshooting/251128_ir_valuation_frontend_setup.md
index 35be6e9..b658488 100644
--- a/journey/troubleshooting/251201_ir_valuation_frontend_setup.md
+++ b/journey/troubleshooting/251128_ir_valuation_frontend_setup.md
@@ -1,6 +1,6 @@
 # IR Deck 평가 프론트엔드 초기 설정
 
-**날짜**: 2025-12-01  
+**날짜**: 2025-11-28  
 **작성자**: Claude (AI)  
 **관련 파일**: 
 - `frontend-ir-valuation/src/pages/ir-valuation.tsx`