diff --git a/Gemfile.lock b/Gemfile.lock
index 619ce32b21c..a03eb1b4c8d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -263,7 +263,7 @@ GEM
     mustache (1.1.1)
     net-http (0.6.0)
       uri
-    net-imap (0.5.1)
+    net-imap (0.5.2)
       date
       net-protocol
     net-pop (0.1.2)