diff --git a/Gemfile.lock b/Gemfile.lock
index 6ae11ee..63e5197 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -85,7 +85,7 @@ GEM
     diff-lcs (1.5.0)
     digest (3.1.0)
     erubi (1.10.0)
-    globalid (1.0.0)
+    globalid (1.0.1)
       activesupport (>= 5.0)
     haml (5.2.2)
       temple (>= 0.8.0)
@@ -100,7 +100,7 @@ GEM
     marcel (1.0.2)
     method_source (1.0.0)
     mini_mime (1.1.2)
-    minitest (5.16.2)
+    minitest (5.17.0)
     mustermann (1.1.1)
       ruby2_keywords (~> 0.0.1)
     net-imap (0.2.3)
@@ -198,7 +198,7 @@ GEM
     tilt (2.0.10)
     timecop (0.9.5)
     timeout (0.3.0)
-    tzinfo (2.0.4)
+    tzinfo (2.0.5)
       concurrent-ruby (~> 1.0)
     websocket-driver (0.7.5)
       websocket-extensions (>= 0.1.0)