diff --git a/src/main/resources/changelog/db.changelog-master.xml b/src/main/resources/changelog/db.changelog-master.xml
index 68fb5f2..b8b5e3f 100644
--- a/src/main/resources/changelog/db.changelog-master.xml
+++ b/src/main/resources/changelog/db.changelog-master.xml
@@ -6,5 +6,6 @@
 
     <include file="version/0-init.xml" relativeToChangelogFile="true"/>
     <include file="version/1-fix-subs.xml" relativeToChangelogFile="true"/>
+    <include file="version/2-oidc.xml" relativeToChangelogFile="true"/>
 
 </databaseChangeLog>
diff --git a/src/main/resources/changelog/version/2-oidc.xml b/src/main/resources/changelog/version/2-oidc.xml
new file mode 100644
index 0000000..817e29c
--- /dev/null
+++ b/src/main/resources/changelog/version/2-oidc.xml
@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<databaseChangeLog 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
+                   https://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-latest.xsd">
+
+    <changeSet id="2-0" author="kavin" runInTransaction="false">
+        <!-- alter username's varchar length to 32 from 24 -->
+        <sql>ALTER TABLE users ALTER COLUMN username TYPE varchar(32);</sql>
+        <rollback>
+            <sql>ALTER TABLE users ALTER COLUMN username TYPE varchar(24);</sql>
+        </rollback>
+    </changeSet>
+
+</databaseChangeLog>