diff --git a/.sync.yml b/.sync.yml
index 12e16091..2a103481 100644
--- a/.sync.yml
+++ b/.sync.yml
@@ -5,4 +5,4 @@ Gemfile:
       - gem: puppet-lint-param-docs
 spec/spec_helper.rb:
   spec_overrides:
-    - "require 'support/acceptance/constants.rb'"
+    - "require 'support/acceptance/constants'"
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 4cfaef43..c7e9040d 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -22,5 +22,5 @@
   end
 end
 
-require 'support/acceptance/constants.rb'
+require 'support/acceptance/constants'
 Dir['./spec/support/spec/**/*.rb'].sort.each { |f| require f }