Still need rake v11.0 to let test works.

Eric-Guo · Eric-Guo · commit af251d28f7fa · 2020-06-09T07:42:48.000+08:00
diff --git a/Gemfile b/Gemfile
@@ -1,6 +1,6 @@
 source "https://rubygems.org"
 
-gem "rake"
+gem "rake", "~> 11.3.0"
 gem 'byebug'
 
 gemspec
