diff --git a/Gemfile.lock b/Gemfile.lock
index d85d3b4..edc8f3a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -56,7 +56,7 @@ GEM
     regexp_parser (2.9.2)
     reline (0.5.7)
       io-console (~> 0.5)
-    rexml (3.3.4)
+    rexml (3.3.6)
       strscan
     rspec (3.12.0)
       rspec-core (~> 3.12.0)