diff --git a/compose.yml b/compose.yml
index 4833571..cd05060 100644
--- a/compose.yml
+++ b/compose.yml
@@ -69,10 +69,10 @@ services:
       - db_root_password
     deploy:
       labels:
-        - "backupbot.backup=true"
-        - "backupbot.backup.path=/tmp/dump.sql.gz"
-        - "backupbot.backup.post-hook=rm -f /tmp/dump.sql.gz"
-        - "backupbot.backup.pre-hook=mysqldump -u root -p`cat /run/secrets/db_root_password` wordpress | gzip > /tmp/dump.sql.gz"
+        backupbot.backup: "true"
+        backupbot.backup.path: "/tmp/dump.sql.gz"
+        backupbot.backup.post-hook: "rm -f /tmp/dump.sql.gz"
+        backupbot.backup.pre-hook: "sh -c 'mysqldump --single-transaction -u root -p\"$$(cat /run/secrets/db_root_password)\" wordpress | gzip > /tmp/dump.sql.gz'"
 
 networks:
   backend: