diff --git a/spec/support/rails_app/Gemfile.lock b/spec/support/rails_app/Gemfile.lock
index 2646a6d..9e9641e 100644
--- a/spec/support/rails_app/Gemfile.lock
+++ b/spec/support/rails_app/Gemfile.lock
@@ -207,7 +207,7 @@ GEM
     regexp_parser (2.9.0)
     reline (0.5.10)
       io-console (~> 0.5)
-    rexml (3.3.7)
+    rexml (3.3.9)
     rubyzip (2.3.2)
     sass-rails (6.0.0)
       sassc-rails (~> 2.1, >= 2.1.1)