diff --git a/db/migrate/20171116135628_add_environment_scope_to_clusters.rb b/db/migrate/20171116135628_add_environment_scope_to_clusters.rb
new file mode 100644
index 0000000000000000000000000000000000000000..cce757095dd4c423abf81ff96edf7c49c61e2437
--- /dev/null
+++ b/db/migrate/20171116135628_add_environment_scope_to_clusters.rb
@@ -0,0 +1,15 @@
+class AddEnvironmentScopeToClusters < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  disable_ddl_transaction!
+
+  def up
+    add_column_with_default(:clusters, :environment_scope, :string, default: '*')
+  end
+
+  def down
+    remove_column(:clusters, :environment_scope)
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index a82270390f104fdbe607043e0ce686016e8b9093..bca8b96b2c1f8a4bd1ddb4ddcd5fa991790830f3 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -523,6 +523,7 @@ ActiveRecord::Schema.define(version: 20171121144800) do
     t.datetime_with_timezone "updated_at", null: false
     t.boolean "enabled", default: true
     t.string "name", null: false
+    t.string "environment_scope", default: "*", null: false
   end
 
   add_index "clusters", ["enabled"], name: "index_clusters_on_enabled", using: :btree