diff --git a/Gemfile.lock b/Gemfile.lock
index 6229832..f05585b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -81,7 +81,7 @@ GEM
     redis-client (0.22.2)
       connection_pool
     regexp_parser (2.9.2)
-    rexml (3.3.4)
+    rexml (3.3.6)
       strscan
     rspec (3.13.0)
       rspec-core (~> 3.13.0)