diff --git a/image/Gemfile.lock b/image/Gemfile.lock
index 27f50bd..52717e0 100644
--- a/image/Gemfile.lock
+++ b/image/Gemfile.lock
@@ -293,7 +293,7 @@ GEM
     myslog (0.1.1)
     net-http-persistent (4.0.2)
       connection_pool (~> 2.2)
-    net-imap (0.3.8)
+    net-imap (0.3.9)
       date
       net-protocol
     net-pop (0.1.2)