diff --git a/Gemfile.lock b/Gemfile.lock
index 5590ca8..2fb1f6f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -48,7 +48,7 @@ GEM
     concurrent-ruby (1.3.4)
     connection_pool (2.4.1)
     crass (1.0.6)
-    date (3.3.4)
+    date (3.4.1)
     dnsruby (1.72.1)
       simpleidn (~> 0.2.1)
     drb (2.2.1)
@@ -71,7 +71,7 @@ GEM
     mini_mime (1.1.5)
     minitest (5.25.4)
     mutex_m (0.3.0)
-    net-imap (0.4.13)
+    net-imap (0.4.19)
       date
       net-protocol
     net-pop (0.1.2)
@@ -120,7 +120,7 @@ GEM
     simpleidn (0.2.3)
     stringio (3.1.1)
     thor (1.3.1)
-    timeout (0.4.1)
+    timeout (0.4.3)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     unicode-scripts (1.9.0)