diff --git a/ecs/jskult-batch-daily/src/batch/vjsk/vjsk_data_load_manager.py b/ecs/jskult-batch-daily/src/batch/vjsk/vjsk_data_load_manager.py
index af23490b..6006c030 100644
--- a/ecs/jskult-batch-daily/src/batch/vjsk/vjsk_data_load_manager.py
+++ b/ecs/jskult-batch-daily/src/batch/vjsk/vjsk_data_load_manager.py
@@ -147,11 +147,13 @@ class VjskDataLoadManager:
         tsv_tabs = self._get_tsv_last_row_tab_count(local_file_name)
         expect_tabs = mapper.get_file_column_separators(target["condkey"])
         if tsv_tabs != expect_tabs:
-            msg = "受領tsvファイルの末尾行のTABの数が総定数と一致しませんでした"
-            msg += f" local_file_name: {local_file_name}"
-            msg += f" 末尾行のtab数: {tsv_tabs}"
-            msg += f" tab想定数: {expect_tabs}"
-            raise BatchOperationException(msg)
+            msg = [
+                "受領tsvファイルの末尾行のTABの数が総定数と一致しませんでした",
+                f"local_file_name: {local_file_name}",
+                f"末尾行のtab数: {tsv_tabs}",
+                f"tab想定数: {expect_tabs}"
+            ]
+            raise BatchOperationException(' '.join(msg))
 
         # データベース登録
         self._import_to_db(local_file_name, target["condkey"])