diff --git a/Gemfile.lock b/Gemfile.lock
index a59b724..805977f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -213,8 +213,8 @@ GEM
     regexp_parser (2.8.2)
     reline (0.5.6)
       io-console (~> 0.5)
-    rexml (3.2.8)
-      strscan (>= 3.0.9)
+    rexml (3.3.6)
+      strscan
     rspec (3.12.0)
       rspec-core (~> 3.12.0)
       rspec-expectations (~> 3.12.0)