diff --git a/Gemfile.lock b/Gemfile.lock
index 6be63c72..25170af5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -308,7 +308,8 @@ GEM
     loofah (2.25.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.12.0)
-    mail (2.8.1)
+    mail (2.9.0)
+      logger
       mini_mime (>= 0.1.1)
       net-imap
       net-pop
@@ -339,7 +340,7 @@ GEM
     multipart-post (2.4.1)
     net-http (0.9.1)
       uri (>= 0.11.1)
-    net-imap (0.5.10)
+    net-imap (0.6.3)
       date
       net-protocol
     net-pop (0.1.2)