diff --git a/Gemfile.lock b/Gemfile.lock
index 49e61d68..49277bdd 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -145,7 +145,7 @@ GEM
     marcel (1.0.4)
     method_source (1.1.0)
     mini_mime (1.1.5)
-    minitest (5.25.0)
+    minitest (5.25.1)
     multi_xml (0.7.1)
       bigdecimal (~> 3.1)
     net-imap (0.4.14)