diff --git a/src/adonisjs/database/migrations/1642523350279_cases_update_character_set_schema.js b/src/adonisjs/database/migrations/1642523350279_cases_update_character_set_schema.js
new file mode 100644
index 0000000..a9313c4
--- /dev/null
+++ b/src/adonisjs/database/migrations/1642523350279_cases_update_character_set_schema.js
@@ -0,0 +1,30 @@
+'use strict'
+
+/** @type {import('@adonisjs/lucid/src/Schema')} */
+const Schema = use('Schema')
+
+class CasesUpdateCharacterSetSchema extends Schema {
+  up () {
+    this.table('cases', (table) => {
+      table.string('title').notNullable().collate('utf8mb4_unicode_ci').alter()
+      table.string('description').collate('utf8mb4_unicode_ci').alter()
+      table.string('domain', 50).collate('utf8mb4_unicode_ci').alter()
+      table.string('specialty', 50).collate('utf8mb4_unicode_ci').alter()
+      table.string('keywords', 512).collate('utf8mb4_unicode_ci').alter()
+      table.text('source').collate('utf8mb4_unicode_ci')
+    })
+  }
+
+  down () {
+    this.table('cases', (table) => {
+      table.string('title').notNullable().alter()
+      table.string('description').alter()
+      table.string('domain', 50).alter()
+      table.string('specialty', 50).alter()
+      table.string('keywords', 512).alter()
+      table.dropColumn('source')
+    })
+  }
+}
+
+module.exports = CasesUpdateCharacterSetSchema
diff --git a/src/adonisjs/database/migrations/1642531634930_case_versions_update_character_set_schema.js b/src/adonisjs/database/migrations/1642531634930_case_versions_update_character_set_schema.js
new file mode 100644
index 0000000..371b888
--- /dev/null
+++ b/src/adonisjs/database/migrations/1642531634930_case_versions_update_character_set_schema.js
@@ -0,0 +1,20 @@
+'use strict'
+
+/** @type {import('@adonisjs/lucid/src/Schema')} */
+const Schema = use('Schema')
+
+class CaseVersionsUpdateCharacterSetSchema extends Schema {
+  up () {
+    this.table('case_versions', (table) => {
+      table.text('source').collate('utf8mb4_unicode_ci').alter()
+    })
+  }
+
+  down () {
+    this.table('case_versions', (table) => {
+      table.text('source').alter()
+    })
+  }
+}
+
+module.exports = CaseVersionsUpdateCharacterSetSchema