diff --git a/broker/migrate/h2/V20__alter_voip_token_length.sql b/broker/migrate/h2/V20__alter_voip_token_length.sql
new file mode 100755
index 00000000..f2126c49
--- /dev/null
+++ b/broker/migrate/h2/V20__alter_voip_token_length.sql
@@ -0,0 +1,3 @@
+alter table `t_user_session` modify column `_voip_token` varchar(240) DEFAULT '';
+
+
diff --git a/broker/migrate/mysql/V20__alter_voip_token_length.sql b/broker/migrate/mysql/V20__alter_voip_token_length.sql
new file mode 100755
index 00000000..f2126c49
--- /dev/null
+++ b/broker/migrate/mysql/V20__alter_voip_token_length.sql
@@ -0,0 +1,3 @@
+alter table `t_user_session` modify column `_voip_token` varchar(240) DEFAULT '';
+
+