diff --git a/Gemfile b/Gemfile
index cb6593e5b4d7c..4b2455c57e712 100644
--- a/Gemfile
+++ b/Gemfile
@@ -37,7 +37,7 @@ end
 
 group :doc do
   gem "sdoc", "~> 1.1"
-  gem "redcarpet", "~> 3.2.3", platforms: :ruby
+  gem "redcarpet", "~> 3.5.1", platforms: :ruby
   gem "w3c_validators"
   gem "kindlerb", "~> 1.2.0"
   gem "rouge"
diff --git a/Gemfile.lock b/Gemfile.lock
index d40db76452fe3..093ee84594937 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -383,7 +383,7 @@ GEM
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     rdoc (6.2.1)
-    redcarpet (3.2.3)
+    redcarpet (3.5.1)
     redis (4.2.0)
     redis-namespace (1.7.0)
       redis (>= 3.0.4)
@@ -583,7 +583,7 @@ DEPENDENCIES
   rack-cache (~> 1.2)
   rails!
   rake (>= 11.1)
-  redcarpet (~> 3.2.3)
+  redcarpet (~> 3.5.1)
   redis (~> 4.0)
   redis-namespace
   resque