X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/15b104f4ff4614aa78c01180b6a9b89dd5a1400f..11e81c5398bb43d35c1b12421f7a6be2ca5b7047:/db/migrate/022_key_constraints.rb

diff --git a/db/migrate/022_key_constraints.rb b/db/migrate/022_key_constraints.rb
index 535d7d21d..e7840b414 100644
--- a/db/migrate/022_key_constraints.rb
+++ b/db/migrate/022_key_constraints.rb
@@ -1,6 +1,4 @@
-require "migrate"
-
-class KeyConstraints < ActiveRecord::Migration[5.0]
+class KeyConstraints < ActiveRecord::Migration[4.2]
   def self.up
     # Primary keys
     add_primary_key :current_node_tags, [:id, :k]