diff --git a/Gemfile.lock b/Gemfile.lock
index 298b4cbe..a5e48821 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -205,7 +205,7 @@ GEM
     minitest (5.18.1)
     mousetrap-rails (1.4.6)
     mysql2 (0.5.5)
-    net-imap (0.3.6)
+    net-imap (0.3.7)
       date
       net-protocol
     net-pop (0.1.2)