diff --git a/roles/slurm_sql_bk/templates/backup_mysql_for_slurm.sh.j2 b/roles/slurm_sql_bk/templates/backup_mysql_for_slurm.sh.j2
index 55dc58fa0e750ffdffd43b4f6ffdd62c127afc75..c910027683d4523ef17bf7c3597050a1170218a2 100644
--- a/roles/slurm_sql_bk/templates/backup_mysql_for_slurm.sh.j2
+++ b/roles/slurm_sql_bk/templates/backup_mysql_for_slurm.sh.j2
@@ -9,7 +9,7 @@ DATA_DIR={{ SQL_BK_DATA_DIR }}
 NAME="$DATA_DIR/mysql_dump_20${TIME}.sql"
 
 cd $DATA_DIR
-sudo mysqldump --defaults-file=$BIN_DIR/mysql.conf --host={{ SQL_IP }}   slurm_acct_db > $NAME
+sudo mysqldump --defaults-file=$BIN_DIR/mysql.conf --single-transaction --host={{ SQL_IP }}   slurm_acct_db > $NAME
 sudo chmod go-r $NAME
 sudo gzip -f $NAME
 #scp file to   dummy user @ Destination Node and Directory