diff --git a/ruby/showoff/Gemfile.lock b/ruby/showoff/Gemfile.lock
index e5b5d44..111df23 100644
--- a/ruby/showoff/Gemfile.lock
+++ b/ruby/showoff/Gemfile.lock
@@ -23,7 +23,7 @@ GEM
     rack (1.5.2)
     rack-protection (1.5.0)
       rack
-    redcarpet (2.2.2)
+    redcarpet (3.5.1)
     rmagick (2.13.2)
     sinatra (1.4.2)
       rack (~> 1.5, >= 1.5.2)