diff --git a/Gemfile.lock b/Gemfile.lock
index b45548e..bf15f60 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -23,14 +23,22 @@ GEM
     icalendar (2.5.2)
       ice_cube (~> 0.16)
     ice_cube (0.16.3)
-    mimemagic (0.3.3)
+    mimemagic (0.4.3)
+      nokogiri (~> 1)
+      rake
+    mini_portile2 (2.8.1)
     minitest (5.11.3)
     multi_json (1.13.1)
     multipart-post (2.0.0)
     mustermann (1.0.3)
-    rack (2.0.6)
+    nokogiri (1.14.2)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
+    racc (1.6.2)
+    rack (2.0.9.3)
     rack-protection (2.0.4)
       rack
+    rake (13.0.6)
     rufus-scheduler (3.4.2)
       et-orbi (~> 1.0)
     sass (3.4.25)