diff --git a/addons/common/persistence/jdbc/src/main/resources/kie-flyway/db/persistence-jdbc/postgresql/V10.0.2__remove_business_key_uniqueness.sql b/addons/common/persistence/jdbc/src/main/resources/kie-flyway/db/persistence-jdbc/postgresql/V10.0.2__remove_business_key_uniqueness.sql
new file mode 100644
index 00000000000..843e54e6963
--- /dev/null
+++ b/addons/common/persistence/jdbc/src/main/resources/kie-flyway/db/persistence-jdbc/postgresql/V10.0.2__remove_business_key_uniqueness.sql
@@ -0,0 +1,21 @@
+--
+-- Licensed to the Apache Software Foundation (ASF) under one
+-- or more contributor license agreements.  See the NOTICE file
+-- distributed with this work for additional information
+-- regarding copyright ownership.  The ASF licenses this file
+-- to you under the Apache License, Version 2.0 (the
+-- "License"); you may not use this file except in compliance
+-- with the License.  You may obtain a copy of the License at
+--
+--   http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing,
+-- software distributed under the License is distributed on an
+-- "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+-- KIND, either express or implied.  See the License for the
+-- specific language governing permissions and limitations
+-- under the License.
+--
+
+ALTER TABLE business_key_mapping DROP CONSTRAINT business_key_mapping_pkey;
+ALTER TABLE business_key_mapping ADD PRIMARY KEY (business_key, process_instance_id);