diff --git a/Gemfile.lock b/Gemfile.lock
index 743e72a..ce069fa 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -55,7 +55,10 @@ PLATFORMS
 
 DEPENDENCIES
   apt-spy2!
-  bundler (~> 1.3)
+  bundler (~> 2.0)
   coveralls
   minitest (~> 5.0.8)
   rake
+
+BUNDLED WITH
+   2.0.2