diff --git a/Gemfile.lock b/Gemfile.lock
index f54d2f0..21c0355 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -209,7 +209,8 @@ GEM
     regexp_parser (2.9.0)
     reline (0.5.2)
       io-console (~> 0.5)
-    rexml (3.2.6)
+    rexml (3.2.8)
+      strscan (>= 3.0.9)
     rspec-core (3.13.0)
       rspec-support (~> 3.13.0)
     rspec-expectations (3.13.0)
@@ -266,6 +267,7 @@ GEM
     sqlite3 (1.7.3-x86_64-darwin)
     sqlite3 (1.7.3-x86_64-linux)
     stringio (3.1.0)
+    strscan (3.1.0)
     thor (1.3.1)
     timeout (0.4.1)
     tzinfo (2.0.6)