diff --git a/Gemfile.lock b/Gemfile.lock
index 2af1c09..300c8f6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -198,7 +198,7 @@ GEM
     regexp_parser (2.9.0)
     reline (0.5.8)
       io-console (~> 0.5)
-    rexml (3.3.9)
+    rexml (3.4.2)
     rspec (3.13.0)
       rspec-core (~> 3.13.0)
       rspec-expectations (~> 3.13.0)