diff --git a/Gemfile.lock b/Gemfile.lock
index 59fc1d47..aa2f32f5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -237,7 +237,7 @@ GEM
     multi_xml (0.6.0)
     multipart-post (2.3.0)
     nested_form (0.3.2)
-    net-imap (0.3.6)
+    net-imap (0.4.1)
       date
       net-protocol
     net-pop (0.1.2)