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-rw-r--r--activerecord/lib/active_record/errors.rb4
1 files changed, 3 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/errors.rb b/activerecord/lib/active_record/errors.rb
index 60d4fb70e0..933589d4b1 100644
--- a/activerecord/lib/active_record/errors.rb
+++ b/activerecord/lib/active_record/errors.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
module ActiveRecord
# = Active Record Errors
#
@@ -313,7 +315,7 @@ module ActiveRecord
#
# See the following:
#
- # * http://www.postgresql.org/docs/current/static/transaction-iso.html
+ # * https://www.postgresql.org/docs/current/static/transaction-iso.html
# * https://dev.mysql.com/doc/refman/5.7/en/error-messages-server.html#error_er_lock_deadlock
class TransactionRollbackError < StatementInvalid
end