diff --git a/Gemfile.lock b/Gemfile.lock
index b073c5b7a..58a1dc839 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -250,7 +250,7 @@ GEM
       nio4r (~> 2.0)
     rabl (0.14.5)
       activesupport (>= 2.3.14)
-    racc (1.5.2)
+    racc (1.6.1)
     rack (2.2.3)
     rack-attack (6.5.0)
       rack (>= 1.0, < 3)