diff --git a/Gemfile.lock b/Gemfile.lock
index b89f012..c618d25 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -207,7 +207,7 @@ GEM
     mutex_m (0.3.0)
     net-http (0.6.0)
       uri
-    net-imap (0.5.6)
+    net-imap (0.5.7)
       date
       net-protocol
     net-pop (0.1.2)
@@ -421,7 +421,7 @@ CHECKSUMS
   money-rails (1.15.0) sha256=cace7c3af76a0685747f57b96fdb321a4d966294e0a11b51f8e28c3ac08e4903
   mutex_m (0.3.0) sha256=cfcb04ac16b69c4813777022fdceda24e9f798e48092a2b817eb4c0a782b0751
   net-http (0.6.0) sha256=9621b20c137898af9d890556848c93603716cab516dc2c89b01a38b894e259fb
-  net-imap (0.5.6) sha256=1ede8048ee688a14206060bf37a716d18cb6ea00855f6c9b15daee97ee51fbe5
+  net-imap (0.5.7) sha256=d5c0247832439b62298c0935ba67d8bc02fdb476d7a3e099d6f75b3daf498b91
   net-pop (0.1.2) sha256=848b4e982013c15b2f0382792268763b748cce91c9e91e36b0f27ed26420dff3
   net-protocol (0.2.2) sha256=aa73e0cba6a125369de9837b8d8ef82a61849360eba0521900e2c3713aa162a8
   net-scp (4.1.0) sha256=a99b0b92a1e5d360b0de4ffbf2dc0c91531502d3d4f56c28b0139a7c093d1a5d