diff --git a/Gemfile.lock b/Gemfile.lock
index a17e41ee9..6775a73e4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -175,7 +175,7 @@ GEM
     matrix (0.4.3)
     method_source (1.1.0)
     mini_mime (1.1.5)
-    minitest (5.26.0)
+    minitest (5.26.1)
     net-imap (0.5.12)
       date
       net-protocol