diff --git a/db/migrate/20150610163001_add_app_center_id_to_context_external_tool.rb b/db/migrate/20150610163001_add_app_center_id_to_context_external_tool.rb
new file mode 100644
index 00000000000..d027509f567
--- /dev/null
+++ b/db/migrate/20150610163001_add_app_center_id_to_context_external_tool.rb
@@ -0,0 +1,6 @@
+class AddAppCenterIdToContextExternalTool < ActiveRecord::Migration
+  tag :predeploy
+  def change
+    add_column :context_external_tools, :app_center_id, :string
+  end
+end