diff --git a/Gemfile.lock b/Gemfile.lock
index ff587cd..0c665af 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -67,7 +67,7 @@ GEM
     multi_json (1.13.1)
     multi_test (0.1.2)
     rake (12.3.0)
-    rdoc (6.0.1)
+    rdoc (6.0.2)
     rspec (3.7.0)
       rspec-core (~> 3.7.0)
       rspec-expectations (~> 3.7.0)