diff --git a/Gemfile.lock b/Gemfile.lock
index a2e319c..641edb8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -211,7 +211,7 @@ GEM
       ffi (~> 1.0)
     rbtree (0.4.6)
     regexp_parser (2.9.2)
-    rexml (3.3.2)
+    rexml (3.3.6)
       strscan
     rspec (3.13.0)
       rspec-core (~> 3.13.0)