diff --git a/Gemfile.lock b/Gemfile.lock
index 3b4ee01..a85940a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -100,7 +100,7 @@ GEM
       rexml
     crass (1.0.6)
     csv (3.3.0)
-    date (3.4.0)
+    date (3.4.1)
     diff-lcs (1.5.1)
     drb (2.2.1)
     erubi (1.13.1)
@@ -170,7 +170,7 @@ GEM
       bigdecimal (~> 3.1)
     net-http (0.5.0)
       uri
-    net-imap (0.5.1)
+    net-imap (0.5.7)
       date
       net-protocol
     net-pop (0.1.2)
@@ -332,7 +332,7 @@ GEM
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)
     thor (1.3.2)
-    timeout (0.4.2)
+    timeout (0.4.3)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     unicode-display_width (2.6.0)