diff --git a/test/rdoc/minitest_helper.rb b/test/rdoc/minitest_helper.rb
index 1814669bf9..9fb0cd676b 100644
--- a/test/rdoc/minitest_helper.rb
+++ b/test/rdoc/minitest_helper.rb
@@ -1,7 +1,8 @@
 # frozen_string_literal: true
+require 'bundler/errors'
 begin
   gem 'minitest', '~> 5.0'
-rescue NoMethodError, Gem::LoadError
+rescue NoMethodError, Gem::LoadError, Bundler::GemfileNotFound
   # for ruby tests
 end