diff --git a/pact_broker/Gemfile.lock b/pact_broker/Gemfile.lock
index 30dc908..36f170b 100644
--- a/pact_broker/Gemfile.lock
+++ b/pact_broker/Gemfile.lock
@@ -97,7 +97,7 @@ GEM
       rack
     rake (12.3.1)
     randexp (0.1.7)
-    redcarpet (3.4.0)
+    redcarpet (3.5.1)
     reform (2.2.4)
       disposable (>= 0.4.1)
       representable (>= 2.4.0, < 3.1.0)