diff --git a/Gemfile.lock b/Gemfile.lock
index c03650ce..4815d945 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -298,7 +298,7 @@ GEM
       will_paginate (>= 3.0.3)
     xpath (2.0.0)
       nokogiri (~> 1.3)
-    yard (0.8.7.6)
+    yard (0.9.20)
 
 PLATFORMS
   ruby