diff --git a/Gemfile.lock b/Gemfile.lock
index 8534f58..44d386e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -258,7 +258,7 @@ DEPENDENCIES
   autotest
   bson (= 1.0.7)
   bson_ext (= 1.0.7)
-  bundler (= 1.0.0)
+  bundler (>= 1.0.0)
   capybara (~> 0.3.9)
   carrierwave!
   cucumber-rails (= 0.3.2)