diff --git a/Gemfile.lock b/Gemfile.lock
index 00edebdf9..7f2416b9e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -291,7 +291,7 @@ GEM
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     redcarpet (3.6.0)
-    rexml (3.2.6)
+    rexml (3.3.9)
     rouge (3.30.0)
     rubyzip (2.3.2)
     safe_yaml (1.0.5)