diff --git a/src/main/kotlin/com/seugi/api/global/infra/nice/school/NiceSchoolService.kt b/src/main/kotlin/com/seugi/api/global/infra/nice/school/NiceSchoolService.kt
index a90604976..d86037662 100644
--- a/src/main/kotlin/com/seugi/api/global/infra/nice/school/NiceSchoolService.kt
+++ b/src/main/kotlin/com/seugi/api/global/infra/nice/school/NiceSchoolService.kt
@@ -93,8 +93,8 @@ class NiceSchoolService(
                     pSize = 1000,
                     scCode = schoolInfo.scCode,
                     sdCode = schoolInfo.sdCode,
-                    startDate = startDate,
-                    endDate = endDate
+                    startDate = startDate.replace("-", ""),
+                    endDate = endDate.replace("-", "")
                 ).hisTimetable?.get(1)?.row
             }