diff --git a/Gemfile.lock b/Gemfile.lock
index 7840ebf..01a0ecc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -239,7 +239,7 @@ GEM
       thor (>= 0.18.1, < 2.0)
     rake (10.4.2)
     rdoc (4.2.0)
-    ref (1.0.5)
+    ref (2.0.0)
     responders (2.1.0)
       railties (>= 4.2.0, < 5)
     rspec-core (3.3.2)
--
libgit2 0.21.2