diff --git a/src/main/java/com/tyro/oss/dbevolution/LiquibaseMigrationScriptTestBase.java b/src/main/java/com/tyro/oss/dbevolution/LiquibaseMigrationScriptTestBase.java
index 1fe210e..a8042af 100644
--- a/src/main/java/com/tyro/oss/dbevolution/LiquibaseMigrationScriptTestBase.java
+++ b/src/main/java/com/tyro/oss/dbevolution/LiquibaseMigrationScriptTestBase.java
@@ -104,7 +104,6 @@ protected void allScriptsShouldBeTestedAndHavePreconditionsAndAllTestedFilesIncl
 
     private void testDefinitionMigration(LiquibaseMigrationTestDefinition definition) throws SQLException, LiquibaseException {
         try (Connection connection = databaseHelper.getConnection()) {
-            definition.assertPreMigrationSchema(getDatabase(), connection);
             if (definition.disableReferentialIntegrityForInsertingPreMigrationData()) {
                 setReferentialIntegrity(false);
             }
@@ -114,11 +113,22 @@ private void testDefinitionMigration(LiquibaseMigrationTestDefinition definition
             } finally {
                 setReferentialIntegrity(true);
             }
+
+            definition.assertPreMigrationSchema(getDatabase(), connection);
             definition.assertPreMigrationData(connection);
             executeScript(definition);
             definition.assertPostMigrationSchema(getDatabase(), connection);
             definition.assertPostMigrationData(connection);
-            connection.commit();
+
+            if (definition.disableReferentialIntegrityForInsertingPreMigrationData()) {
+                setReferentialIntegrity(false);
+            }
+            try {
+                definition.deletePostMigrationData(connection);
+                connection.commit();
+            } finally {
+                setReferentialIntegrity(true);
+            }
         }
     }
 
diff --git a/src/main/java/com/tyro/oss/dbevolution/LiquibaseMigrationTestDefinition.java b/src/main/java/com/tyro/oss/dbevolution/LiquibaseMigrationTestDefinition.java
index f209a78..7e9d394 100644
--- a/src/main/java/com/tyro/oss/dbevolution/LiquibaseMigrationTestDefinition.java
+++ b/src/main/java/com/tyro/oss/dbevolution/LiquibaseMigrationTestDefinition.java
@@ -101,6 +101,9 @@ protected void assertPreMigrationData(Connection connection) throws SQLException
     protected void assertPostMigrationData(Connection connection) throws SQLException {
     }
 
+    protected void deletePostMigrationData(Connection connection) throws SQLException {
+    }
+
     public boolean disableReferentialIntegrityForInsertingPreMigrationData() {
         return false;
     }