diff --git a/test/test_helper.rb b/test/test_helper.rb
index 39612b16a..ffac52fc5 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -6,6 +6,7 @@
 require "simplecov"
 SimpleCov.start
 
+require "i18n/coverage"
 require "i18n/coverage/printers/file_printer"
 I18n::Coverage.config.printer = I18n::Coverage::Printers::FilePrinter
 I18n::Coverage.start