diff --git a/mysql/client/database_upgrade/heat.yml b/mysql/client/database_upgrade/heat.yml
index 24e4cb1..1dd29cd 100644
--- a/mysql/client/database_upgrade/heat.yml
+++ b/mysql/client/database_upgrade/heat.yml
@@ -7,11 +7,11 @@
             heat_upgrade:
               encoding: utf8
               users:
-              - name: heat
+              - name: ${_param:mysql_heat_username}
                 password: ${_param:mysql_heat_password}
                 host: '%'
                 rights: all
-              - name: heat
+              - name: ${_param:mysql_heat_username}
                 password: ${_param:mysql_heat_password}
                 host: ${_param:single_address}
                 rights: all