X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/497009ed2b98dfdeeb349e891c1fbd88d14ff087..f1905095ed55b2f89021849d4355d7c23d0b8c6b:/db/migrate/022_key_constraints.rb

diff --git a/db/migrate/022_key_constraints.rb b/db/migrate/022_key_constraints.rb
index e854ba78e..3030ed2cf 100644
--- a/db/migrate/022_key_constraints.rb
+++ b/db/migrate/022_key_constraints.rb
@@ -1,6 +1,6 @@
-require 'migrate'
+require "migrate"
 
-class KeyConstraints < ActiveRecord::Migration
+class KeyConstraints < ActiveRecord::Migration[4.2]
   def self.up
     # Primary keys
     add_primary_key :current_node_tags, [:id, :k]