diff --git a/Gemfile b/Gemfile
index 6ce48d738..274ca1a2d 100644
--- a/Gemfile
+++ b/Gemfile
@@ -145,7 +145,7 @@ gem "leaflet-rails",       "1.6.0"
 
 gem "nokogiri",          "1.10.9"
 gem "open_graph_reader", "0.7.0" # also update User-Agent in features/support/webmock.rb
-gem "redcarpet",         "3.5.0"
+gem "redcarpet",         "3.5.1"
 gem "ruby-oembed",       "0.12.0"
 gem "twitter-text",      "1.14.7"
 
diff --git a/Gemfile.lock b/Gemfile.lock
index 602351c0b..c67910843 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -601,7 +601,7 @@ GEM
     rb-fsevent (0.10.3)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    redcarpet (3.5.0)
+    redcarpet (3.5.1)
     redis (4.2.5)
     regexp_parser (1.7.0)
     request_store (1.5.0)
@@ -886,7 +886,7 @@ DEPENDENCIES
   rails-timeago (= 2.18.0)
   rb-fsevent (= 0.10.3)
   rb-inotify (= 0.10.1)
-  redcarpet (= 3.5.0)
+  redcarpet (= 3.5.1)
   redis (= 4.2.5)
   responders (= 3.0.1)
   rqrcode (= 1.1.2)