diff --git a/Gemfile.lock b/Gemfile.lock
index 91638cebff..7d3459601a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -273,7 +273,7 @@ GEM
     multi_json (1.15.0)
     mustermann (3.0.4)
       ruby2_keywords (~> 0.0.1)
-    net-imap (0.6.2)
+    net-imap (0.6.4)
       date
       net-protocol
     net-pop (0.1.2)
@@ -493,7 +493,7 @@ GEM
     thor (1.5.0)
     tilt (2.6.1)
     timecop (0.9.10)
-    timeout (0.6.0)
+    timeout (0.6.1)
     tsort (0.2.0)
     ttfunk (1.8.0)
       bigdecimal (~> 3.1)