diff --git a/docs/Gemfile.lock b/docs/Gemfile.lock
index ee9fd621..0bb6f986 100644
--- a/docs/Gemfile.lock
+++ b/docs/Gemfile.lock
@@ -59,7 +59,7 @@ GEM
     rb-inotify (0.9.5)
       ffi (>= 0.5.0)
     rdiscount (2.1.7)
-    redcarpet (3.1.2)
+    redcarpet (3.5.1)
     safe_yaml (1.0.3)
     sass (3.4.0)
     timers (1.1.0)