diff --git a/Gemfile.lock b/Gemfile.lock
index b24056b..8ffd1b6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -135,7 +135,7 @@ GEM
       activerecord (>= 5.a)
       database_cleaner-core (~> 2.0.0)
     database_cleaner-core (2.0.1)
-    date (3.4.1)
+    date (3.5.1)
     devise (4.9.4)
       bcrypt (~> 3.0)
       orm_adapter (~> 0.1)
@@ -219,7 +219,7 @@ GEM
       logger
     mini_mime (1.1.5)
     minitest (5.25.5)
-    net-imap (0.5.8)
+    net-imap (0.5.14)
       date
       net-protocol
     net-pop (0.1.2)
@@ -371,7 +371,7 @@ GEM
     stringio (3.1.7)
     thor (1.3.2)
     tilt (2.6.0)
-    timeout (0.4.3)
+    timeout (0.6.1)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     uglifier (4.2.1)