diff --git a/model/jpa/src/main/resources/META-INF/jpa-changelog-1.9.1-mysql.xml b/model/jpa/src/main/resources/META-INF/jpa-changelog-1.9.1-mysql.xml
new file mode 100644
index 0000000000..55afffc5a4
--- /dev/null
+++ b/model/jpa/src/main/resources/META-INF/jpa-changelog-1.9.1-mysql.xml
@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!--
+  ~ Copyright 2016 Red Hat, Inc. and/or its affiliates
+  ~ and other contributors as indicated by the @author tags.
+  ~
+  ~ Licensed 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.
+  -->
+
+<databaseChangeLog logicalFilePath="META-INF/db2-jpa-changelog-1.9.1.xml" xmlns="http://www.liquibase.org/xml/ns/dbchangelog" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.1.xsd">
+    <changeSet author="keycloak" id="1.9.1">
+        <preConditions onSqlOutput="TEST" onFail="MARK_RAN">
+            <dbms type="mysql" />
+        </preConditions>
+
+        <!-- Can't increase publicKey and certificate size on mysql when utf8mb4 is used. Need to find better solution -->
+        <modifyDataType tableName="REALM" columnName="PRIVATE_KEY" newDataType="VARCHAR(4000)"/>
+        <!--<modifyDataType tableName="REALM" columnName="PUBLIC_KEY" newDataType="VARCHAR(4000)"/>-->
+        <!--<modifyDataType tableName="REALM" columnName="CERTIFICATE" newDataType="VARCHAR(4000)"/>-->
+    </changeSet>
+</databaseChangeLog>
diff --git a/model/jpa/src/main/resources/META-INF/jpa-changelog-1.9.1.xml b/model/jpa/src/main/resources/META-INF/jpa-changelog-1.9.1.xml
index c083bc9a2b..d67f97b903 100755
--- a/model/jpa/src/main/resources/META-INF/jpa-changelog-1.9.1.xml
+++ b/model/jpa/src/main/resources/META-INF/jpa-changelog-1.9.1.xml
@@ -20,7 +20,10 @@
     <changeSet author="keycloak" id="1.9.1">
         <preConditions onSqlOutput="TEST" onFail="MARK_RAN">
             <not>
+                <or>
                 <dbms type="db2" />
+                <dbms type="mysql" />
+                </or>
             </not>
         </preConditions>