diff --git a/Gemfile b/Gemfile
index aece9be..17ca441 100644
--- a/Gemfile
+++ b/Gemfile
@@ -19,7 +19,7 @@ gem 'builder', '~> 3.2.2'
 
 # Code syntax highlighting
 gem 'middleman-syntax', '~> 3.0.0'
-gem 'redcarpet', '~> 3.3.4'
+gem 'redcarpet', '~> 3.5.1'
 
 # For "summary"-Helper
 gem 'nokogiri', '~> 1.6.8'
diff --git a/Gemfile.lock b/Gemfile.lock
index 7134ed0..5561b60 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -106,7 +106,7 @@ GEM
     rb-fsevent (0.9.8)
     rb-inotify (0.9.7)
       ffi (>= 0.5.0)
-    redcarpet (3.3.4)
+    redcarpet (3.5.1)
     rouge (2.0.7)
     sass (3.4.23)
     servolux (0.12.0)
@@ -132,7 +132,7 @@ DEPENDENCIES
   middleman-sprockets (~> 4.0.0)
   middleman-syntax (~> 3.0.0)
   nokogiri (~> 1.6.8)
-  redcarpet (~> 3.3.4)
+  redcarpet (~> 3.5.1)
   tzinfo-data
   wdm (~> 0.1.1)