diff --git a/Gemfile.lock b/Gemfile.lock
index 034d76a..5416772 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -16,7 +16,7 @@ GEM
     mime-types (3.3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2020.0512)
-    rack (2.2.3)
+    rack (2.2.3.1)
     rake (13.0.1)
     rb-fsevent (0.10.4)
     rb-inotify (0.10.1)