diff --git a/Gemfile.lock b/Gemfile.lock
index d0a871f42..019572016 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -138,7 +138,7 @@ GEM
     method_source (1.1.0)
     mini_magick (4.13.2)
     mini_mime (1.1.5)
-    mini_portile2 (2.8.7)
+    mini_portile2 (2.8.8)
     minitest (5.25.1)
     msgpack (1.7.3)
     net-imap (0.4.17)