diff --git a/blacklight.gemspec b/blacklight.gemspec
index a8c72eb2cb..4cdce185f4 100644
--- a/blacklight.gemspec
+++ b/blacklight.gemspec
@@ -40,7 +40,7 @@ Gem::Specification.new do |s|
   s.add_development_dependency "capybara", '~> 3'
   s.add_development_dependency 'chromedriver-helper', '< 2.0.0' # 2.1.0 is causing "Unable to find chromedriver" on Travis
   s.add_development_dependency "selenium-webdriver", '>= 3.13.1'
-  s.add_development_dependency 'engine_cart', '~> 1.2'
+  s.add_development_dependency 'engine_cart', '~> 2.1'
   s.add_development_dependency "equivalent-xml"
   s.add_development_dependency "simplecov"
   s.add_development_dependency "rubocop", '~> 0.60.0'
diff --git a/tasks/blacklight.rake b/tasks/blacklight.rake
index f3e823a64b..6c01128169 100644
--- a/tasks/blacklight.rake
+++ b/tasks/blacklight.rake
@@ -11,8 +11,6 @@ end
 require 'rubocop/rake_task'
 RuboCop::RakeTask.new(:rubocop)
 
-EngineCart.fingerprint_proc = EngineCart.rails_fingerprint_proc
-
 desc "Run test suite"
 task ci: ['blacklight:generate'] do
   SolrWrapper.wrap do |solr|