diff --git a/ecs/jskult-batch-daily/src/batch/ultmarc/utmp_tables/tables/com_prefc_med_equpment.py b/ecs/jskult-batch-daily/src/batch/ultmarc/utmp_tables/tables/com_prefc_med_equpment.py
index bacc0435..c0d90d24 100644
--- a/ecs/jskult-batch-daily/src/batch/ultmarc/utmp_tables/tables/com_prefc_med_equpment.py
+++ b/ecs/jskult-batch-daily/src/batch/ultmarc/utmp_tables/tables/com_prefc_med_equpment.py
@@ -23,6 +23,9 @@ class ComPrefcMedEqupment(UltmarcTable):
         self.adddel_div = record[6]
         self.bed_num = record[9]
 
+        # Update判断フラグ。数値が空の場合は更新しない。
+        self.is_bed_num_not_empty = True
+
         # smallint型のカラム値は、空文字で渡ってきた場合はNULLに変換する
         self.bed_num = self.bed_num if len(self.bed_num) > 0 else None
         self.is_bed_num_not_empty = self.bed_num is not None