diff --git a/Gemfile.lock b/Gemfile.lock
index 7bb8153..a79980b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -27,7 +27,7 @@ GEM
       rack
     rack-test (0.6.2)
       rack (>= 1.0)
-    redcarpet (2.2.2)
+    redcarpet (3.5.1)
     sass (3.2.3)
     sinatra (1.3.3)
       rack (~> 1.3, >= 1.3.6)