diff --git a/ansible/mysql-deploy.yml b/ansible/mysql-deploy.yml
index 28e5ec9..a256b6f 100644
--- a/ansible/mysql-deploy.yml
+++ b/ansible/mysql-deploy.yml
@@ -74,7 +74,10 @@
           - topology in ['standalone', 'primary_replica', 'mgr_3']
           - mysql_instance is match('^[a-z0-9][a-z0-9-]{0,62}$')
           - mysql_version_value in mysql_package_map
-          - mysql_data_disk is match('^/')
+          - mysql_data_disk is match('^/.+')
+          - mysql_data_disk != '/'
+          - "'..' not in mysql_data_disk"
+          - "'//' not in mysql_data_disk"
           - (mysql_port_value | int) >= 13306
           - (mysql_port_value | int) <= 13999
           - (mysql_memory_mb_value | int) >= 2048