diff --git a/Gemfile.lock b/Gemfile.lock
index 852c341..b72d42a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -353,4 +353,4 @@ RUBY VERSION
    ruby 2.3.5p376
 
 BUNDLED WITH
-   1.15.4
+   1.16.0.pre.2