diff --git a/db/migrate/20161010230853_single_sign_on_increase_external_avatar_url.rb b/db/migrate/20161010230853_single_sign_on_increase_external_avatar_url.rb
new file mode 100644
index 00000000000..dc14e294974
--- /dev/null
+++ b/db/migrate/20161010230853_single_sign_on_increase_external_avatar_url.rb
@@ -0,0 +1,5 @@
+class SingleSignOnIncreaseExternalAvatarUrl < ActiveRecord::Migration
+  def change
+    change_column :single_sign_on_records, :external_avatar_url, :string, limit: 1000
+  end
+end