Rakefile in blacklight_range_limit-6.5.0 vs Rakefile in blacklight_range_limit-7.0.0.rc1

@@ -4,9 +4,11 @@
 
 require 'rspec/core/rake_task'
 require 'engine_cart/rake_task'
 require 'solr_wrapper'
 
+EngineCart.fingerprint_proc = EngineCart.rails_fingerprint_proc
+
 task :default => :ci
 
 desc "Run specs"
 RSpec::Core::RakeTask.new