restrict rake version due to https://stackoverflow.com/a/35893625

drnic · drnic · commit 1e168f3855c2 · 2018-07-23T08:01:26.000+10:00
diff --git a/Gemfile b/Gemfile
@@ -13,6 +13,8 @@
 
 source 'http://rubygems.org'
 
+gem 'rake', '< 11.0'
+
 gemspec
 
 group :example do
