diff --git a/Gemfile.lock b/Gemfile.lock
index 9250636..b5c9618 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -91,7 +91,7 @@ GEM
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     regexp_parser (2.8.1)
-    rexml (3.3.9)
+    rexml (3.4.2)
     rspec (3.12.0)
       rspec-core (~> 3.12.0)
       rspec-expectations (~> 3.12.0)