diff --git a/webapp/src/migrations/1.13.0.ts b/webapp/src/migrations/1.13.0.ts
new file mode 100644
index 00000000..ae3a4e52
--- /dev/null
+++ b/webapp/src/migrations/1.13.0.ts
@@ -0,0 +1,30 @@
+import Permission from '@permission';
+import debug from 'debug';
+import { Binary } from 'mongodb';
+import { TEAM_MEMBER } from 'permissions/roles';
+
+const log = debug('webapp:migration:1.13.0');
+
+export default async function updateTeamMemberPermissions(db) {
+	log('add variable permissions to team members');
+	const teamMemberPermissions = new Permission();
+	teamMemberPermissions.setAll(TEAM_MEMBER.array);
+	const accounts = await db.collection('accounts').find().toArray();
+	for (const account of accounts) {
+		const accountPermissions = new Permission(account.permissions.buffer);
+		const isTeamMember = TEAM_MEMBER.array.some(bit => accountPermissions.get(bit));
+		if (!isTeamMember) {
+			continue;
+		}
+		const hasAllTeamMemberPermissions = TEAM_MEMBER.array.every(bit => accountPermissions.get(bit));
+		if (!hasAllTeamMemberPermissions) {
+			accountPermissions.setAll(teamMemberPermissions.array);
+			await db
+				.collection('accounts')
+				.updateOne(
+					{ _id: account._id },
+					{ $set: { permissions: new Binary(accountPermissions.array) } }
+				);
+		}
+	}
+}