diff --git a/Gemfile b/Gemfile
index e62e866..46e8c4c 100644
--- a/Gemfile
+++ b/Gemfile
@@ -9,6 +9,6 @@ group :test do
   gem 'rspec', '2.11.0'
   gem 'rspec-mocks', '2.11.3'
   gem 'webmock', '1.8.10'
-  gem 'yard', '0.8.2.1'
+  gem 'yard', '0.9.20'
   gem 'redcarpet', '2.1.1'
 end
\ No newline at end of file
diff --git a/Gemfile.lock b/Gemfile.lock
index 0decdbe..a86aced 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -23,7 +23,7 @@ GEM
     webmock (1.8.10)
       addressable (>= 2.2.7)
       crack (>= 0.1.7)
-    yard (0.8.2.1)
+    yard (0.9.20)
 
 PLATFORMS
   ruby
@@ -36,4 +36,4 @@ DEPENDENCIES
   rspec (= 2.11.0)
   rspec-mocks (= 2.11.3)
   webmock (= 1.8.10)
-  yard (= 0.8.2.1)
+  yard (= 0.9.20)