diff --git a/integration-tests/hibernate-orm-tenancy/datasource/README.md b/integration-tests/hibernate-orm-tenancy/datasource/README.md
index 2bca5f5173f79..1f752bfdf5d78 100644
--- a/integration-tests/hibernate-orm-tenancy/datasource/README.md
+++ b/integration-tests/hibernate-orm-tenancy/datasource/README.md
@@ -19,7 +19,9 @@ Additionally, you can generate a native image and run the tests for this native
 mvn clean install -Dtest-containers -Dstart-containers -Dnative
 ```
 
-If you don't want to run MariaDB as a Docker container, you can start your own MariaDB server. It needs to listen on the default port and have a database called `hibernate_orm_test` and a root user with the password `secret`.
+If you don't want to run MariaDB as a Docker container, you can start your own MariaDB server.
+It needs to listen on the default port and have a database called `hibernate_orm_test` and a root user with the password `secret`,
+and it needs to be initialized with the SQL script found at `custom-mariadbconfig/init.sql`.
 
 You can then run the tests as follows (either with `-Dnative` or not):
 
@@ -34,18 +36,20 @@ should not include the database name: check the `application.properties` to see
 To run the MariaDB server "manually" via command line for testing, the following command line could be useful:
 
 ```
-docker run --ulimit memlock=-1:-1 -it --rm=true --memory-swappiness=0 --name quarkus_test_mariadb -e MYSQL_DATABASE=hibernate_orm_test -e MYSQL_ROOT_PASSWORD=secret -p 3306:3306 mariadb:10.4
+docker run --ulimit memlock=-1:-1 -it --rm=true --memory-swappiness=0 --name quarkus_test_mariadb -e MYSQL_DATABASE=hibernate_orm_test -e MYSQL_ROOT_PASSWORD=secret -p 3308:3306 mariadb:10.4
 ```
 
 or if you prefer podman, this won't need root permissions:
 
 ```
-podman run --rm=true --net=host --memory-swappiness=0 --tmpfs /var/lib/mysql:rw --tmpfs /var/log:rw --name mariadb_demo -e MYSQL_USER=hibernate_orm_test -e MYSQL_PASSWORD=hibernate_orm_test -e MYSQL_DATABASE=hibernate_orm_test -e MYSQL_ROOT_PASSWORD=secret -p 3306:3306 mariadb:10.4
+podman run --rm=true --net=host --memory-swappiness=0 --tmpfs /var/lib/mysql:rw --tmpfs /var/log:rw --name mariadb_demo -e MYSQL_USER=hibernate_orm_test -e MYSQL_PASSWORD=hibernate_orm_test -e MYSQL_DATABASE=hibernate_orm_test -e MYSQL_ROOT_PASSWORD=secret -p 3308:3306 mariadb:10.4
 ```
 
 N.B. it takes a while for MariaDB to be actually booted and accepting connections.
 
-After it's fully booted, you can run all integration tests via
+After it's fully booted you will then need to initialize the database with the SQL script found at `custom-mariadbconfig/init.sql`.
+
+Once that's done, you can run all integration tests via:
 
 ```
 mvn clean install -Dtest-containers -Dnative
diff --git a/integration-tests/hibernate-orm-tenancy/datasource/src/main/resources/database/default/V1.0.0__init_databases.sql b/integration-tests/hibernate-orm-tenancy/datasource/custom-mariadbconfig/init.sql
similarity index 100%
rename from integration-tests/hibernate-orm-tenancy/datasource/src/main/resources/database/default/V1.0.0__init_databases.sql
rename to integration-tests/hibernate-orm-tenancy/datasource/custom-mariadbconfig/init.sql
diff --git a/integration-tests/hibernate-orm-tenancy/datasource/pom.xml b/integration-tests/hibernate-orm-tenancy/datasource/pom.xml
index dfb525d6e808b..432e4b342aba5 100644
--- a/integration-tests/hibernate-orm-tenancy/datasource/pom.xml
+++ b/integration-tests/hibernate-orm-tenancy/datasource/pom.xml
@@ -251,6 +251,10 @@
                                         <wait>
                                             <time>20000</time>
                                             <healthy>true</healthy>
+                                            <exec>
+                                                <breakOnError>true</breakOnError>
+                                                <postStart>bash -c eval\ ${@} -- mysql -h localhost -uroot -psecret &lt;/etc/mysql/conf.d/init.sql</postStart>
+                                            </exec>
                                         </wait>
                                         <volumes>
                                             <bind>
diff --git a/integration-tests/hibernate-orm-tenancy/datasource/src/main/resources/application.properties b/integration-tests/hibernate-orm-tenancy/datasource/src/main/resources/application.properties
index 61361b4b3ffcb..2243f12a04de1 100644
--- a/integration-tests/hibernate-orm-tenancy/datasource/src/main/resources/application.properties
+++ b/integration-tests/hibernate-orm-tenancy/datasource/src/main/resources/application.properties
@@ -1,19 +1,9 @@
 # Hibernate ORM settings 
 quarkus.hibernate-orm.database.generation=none
 quarkus.hibernate-orm.multitenant=database
+quarkus.hibernate-orm.datasource=base
 quarkus.hibernate-orm.packages=io.quarkus.it.hibernate.multitenancy.fruit
 
-# Default DB Configuration
-quarkus.datasource.db-kind=mariadb
-quarkus.datasource.username=root
-quarkus.datasource.password=secret
-quarkus.datasource.jdbc.url=${mariadb.base_url}/hibernate_orm_test
-quarkus.datasource.jdbc.max-size=1
-quarkus.flyway.migrate-at-start=true
-#Reset Flyway metadata at boot, as the database might have been tainted by previous integration tests:
-quarkus.flyway.clean-at-start=true
-quarkus.flyway.locations=classpath:database/default
-
 # DATABASE Tenant 'base' Configuration
 quarkus.datasource.base.db-kind=mariadb
 quarkus.datasource.base.username=jane
@@ -37,7 +27,7 @@ quarkus.flyway.mycompany.locations=classpath:database/mycompany
 # Inventory persistence unit
 quarkus.hibernate-orm."inventory".database.generation=none
 quarkus.hibernate-orm."inventory".multitenant=database
-quarkus.hibernate-orm."inventory".datasource=<default>
+quarkus.hibernate-orm."inventory".datasource=inventory
 quarkus.hibernate-orm."inventory".packages=io.quarkus.it.hibernate.multitenancy.inventory
 
 # DATABASE Tenant 'inventory' / 'base' Configuration