diff --git a/Gemfile.lock b/Gemfile.lock
index 247a89a..e9909a5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -19,7 +19,7 @@ GEM
       rack
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
-    redcarpet (3.5.0)
+    redcarpet (3.5.1)
     ruby-progressbar (1.10.1)
     sinatra (2.0.7)
       mustermann (~> 1.0)