Additional gatesrequires

Signed-off-by: Tim Smith <tsmith@chef.io>

1 files changed, 1 insertions, 1 deletions

diff --git a/Rakefile b/Rakefile
index 2dd1b28..b7342fa 100644
--- a/Rakefile
+++ b/Rakefile
@@ -61,7 +61,7 @@ rescue LoadError
 end
 
 begin
-  require "yard"
+  require "yard" unless defined?(YARD)
   YARD::Rake::YardocTask.new(:docs)
 rescue LoadError
   puts "yard is not available. bundle install first to make sure all dependencies are installed."