diff --git a/Gemfile.lock b/Gemfile.lock
index 88e1e96..ef93409 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -106,8 +106,8 @@ GEM
     regexp_parser (2.9.2)
     reline (0.5.8)
       io-console (~> 0.5)
-    rexml (3.2.8)
-      strscan (>= 3.0.9)
+    rexml (3.3.6)
+      strscan
     rspec (3.13.0)
       rspec-core (~> 3.13.0)
       rspec-expectations (~> 3.13.0)