diff --git a/ecs/jskult-dbdump/Dockerfile b/ecs/jskult-dbdump/Dockerfile
index 9c6838cb..3c410b72 100644
--- a/ecs/jskult-dbdump/Dockerfile
+++ b/ecs/jskult-dbdump/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.9-bullseye
+FROM python:3.9
 
 ENV TZ="Asia/Tokyo"
 
diff --git a/ecs/jskult-dbdump/src/jobctrl_dbdump.py b/ecs/jskult-dbdump/src/jobctrl_dbdump.py
index c93b2a0f..3dac256f 100644
--- a/ecs/jskult-dbdump/src/jobctrl_dbdump.py
+++ b/ecs/jskult-dbdump/src/jobctrl_dbdump.py
@@ -64,8 +64,8 @@ def exec():
 
         dt_now = datetime.datetime.now()
         converted_value = dt_now.strftime('%Y%m%d%H%M%S')
-        file_name = f'backup_rds_src05_{converted_value}.gz'
-        s3_file_name = f's3://{environment.JSKULT_BACKUP_BUCKET}/{environment.DUMP_BACKUP_FOLDER}/{dt_now.year}/{dt_now.strftime("%m")}/{dt_now.strftime("%d")}/{file_name}'
+        dump_file_name = f'backup_rds_src05_{converted_value}.gz'
+        s3_file_path = f's3://{environment.JSKULT_BACKUP_BUCKET}/{environment.DUMP_BACKUP_FOLDER}/{dt_now.year}/{dt_now.strftime("%m")}/{dt_now.strftime("%d")}/{dump_file_name}'
 
         # mysqldumpコマンドを実行し、dumpを取得する
         command = [
@@ -79,12 +79,12 @@ def exec():
             '--set-gtid-purged=OFF',
             environment.DB_SCHEMA
         ]
-        
+
         mysqldump_process = subprocess.Popen(command, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
         # gzipコマンドを実行してdump結果を圧縮する
         gzip_process = subprocess.Popen(['gzip', '-c'], stdin=mysqldump_process.stdout, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
         # aws s3 cpコマンドを実行してアップロードする
-        s3_cp_process = subprocess.Popen(['aws', 's3', 'cp', '-', s3_file_name], stdin=gzip_process.stdout, stderr=subprocess.PIPE)
+        s3_cp_process = subprocess.Popen(['aws', 's3', 'cp', '-', s3_file_path], stdin=gzip_process.stdout, stderr=subprocess.PIPE)
         # mysqldumpの標準出力をgzipに接続したため、標準出力をクローズする
         mysqldump_process.stdout.close()
         # gzipの標準出力をaws s3 cpに接続したため、標準出力をクローズする
@@ -114,6 +114,7 @@ def exec():
             return constants.BATCH_EXIT_CODE_SUCCESS
 
         logger.info('日次バッチ処理前DBダンプ取得：終了（正常終了）')
+        logger.info(f'出力ファイルパス: {s3_file_path}')
         return constants.BATCH_EXIT_CODE_SUCCESS
 
     except Exception as e: