diff --git a/Gemfile.lock b/Gemfile.lock
index f828f19..3e04612 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -179,7 +179,7 @@ GEM
       thor (~> 0.14.4)
     rake (0.9.2)
     rdoc (3.9.4)
-    redcarpet (1.17.2)
+    redcarpet (3.5.1)
     rest-client (1.6.1)
       mime-types (>= 1.16)
     riddle (1.2.1)