diff --git a/Gemfile.lock b/Gemfile.lock
index 38814f3e..7a5db128 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -380,7 +380,7 @@ GEM
     rb-fsevent (0.10.4)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    rdoc (6.2.1)
+    rdoc (6.3.2)
     regexp_parser (1.8.2)
     request_store (1.5.0)
       rack (>= 1.4)