diff --git a/Gemfile.lock b/Gemfile.lock
index 6905e43..6b4b5db 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -187,7 +187,7 @@ GEM
     mocha (2.6.1)
       ruby2_keywords (>= 0.0.5)
     msgpack (1.7.5)
-    net-http (0.5.0)
+    net-http (0.6.0)
       uri
     net-imap (0.5.1)
       date