diff --git a/roles/slurm_sql_bk/tasks/main.yml b/roles/slurm_sql_bk/tasks/main.yml
index b211f7efa328435d97ace2b8429ff5a0a99aa27b..70cd526502e0da5b1410b69207e6c9d36381ee6c 100644
--- a/roles/slurm_sql_bk/tasks/main.yml
+++ b/roles/slurm_sql_bk/tasks/main.yml
@@ -57,11 +57,16 @@
   #
   # template delete file to localhost.then copy to remote host
   #
+  - name: make a unique name for the backup script 
+    set_fact: 
+        unique_name: "delete_old_mysql_bk_{{ SQL_BK_DEST_DIR | basename }}.sh"
+  - name: Unique filename is
+    debug: var=unique_name
   - name: delete local del file
-    local_action: command rm -f  ./delete_old_mysql_bk.sh
+    local_action: command rm -f  ./{{ unique_name }}
   - name: template delete script to local dir
-    local_action: template src=delete_old_mysql_bk.sh.j2 dest=./delete_old_mysql_bk.sh
+    local_action: template src=delete_old_mysql_bk.sh.j2 dest=./{{ unique_name }}
   - name: copy backup script to server ec2-user@{{ SQL_BK_DEST_HOST }}
-    local_action: command scp -i ./slm_db_backup ./delete_old_mysql_bk.sh "ec2-user@{{ SQL_BK_DEST_HOST }}:"
+    local_action: command scp -i ./slm_db_backup ./{{ unique_name }}  "ec2-user@{{ SQL_BK_DEST_HOST }}:"
   - name: insert delete cron job entry on remote server
-    local_action: command ssh -i ./slm_db_backup ec2-user@{{ SQL_BK_DEST_HOST }}  "{ crontab -l ; echo '#delete old slurm backups' ; echo '00 23 * * * /home/ec2-user/delete_old_mysql_bk.sh' ; } | crontab  -  "
+    local_action: command ssh -i ./slm_db_backup ec2-user@{{ SQL_BK_DEST_HOST }}  "{ crontab -l ; echo '#delete old slurm backups' ; echo '00 23 * * * /home/ec2-user/{{ unique_name }}' ; } | crontab  -  "