diff --git a/railseventstore.org/Gemfile.lock b/railseventstore.org/Gemfile.lock
index 51880d8bec..65fb5fa87d 100644
--- a/railseventstore.org/Gemfile.lock
+++ b/railseventstore.org/Gemfile.lock
@@ -103,7 +103,7 @@ GEM
     rb-inotify (0.11.1)
       ffi (~> 1.0)
     redcarpet (3.6.0)
-    rexml (3.3.0)
+    rexml (3.3.6)
       strscan
     rouge (3.30.0)
     ruby2_keywords (0.0.5)