diff --git a/Gemfile.lock b/Gemfile.lock
index 1b18dcd8..5121e2de 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -259,7 +259,8 @@ GEM
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 4.0)
       netrc (~> 0.8)
-    rexml (3.2.5)
+    rexml (3.3.4)
+      strscan
     rspec-core (3.10.1)
       rspec-support (~> 3.10.0)
     rspec-expectations (3.10.1)
@@ -333,6 +334,7 @@ GEM
       sprockets (>= 3.0.0)
     sqlite3 (1.6.3)
       mini_portile2 (~> 2.8.0)
+    strscan (3.1.0)
     temple (0.8.2)
     text (1.3.1)
     thor (1.2.2)