diff --git a/Library/Homebrew/Gemfile.lock b/Library/Homebrew/Gemfile.lock
index d666df0321..3bdd500762 100644
--- a/Library/Homebrew/Gemfile.lock
+++ b/Library/Homebrew/Gemfile.lock
@@ -47,7 +47,7 @@ GEM
     method_source (1.0.0)
     mime-types (3.3.1)
       mime-types-data (~> 3.2015)
-    mime-types-data (3.2021.0704)
+    mime-types-data (3.2021.0901)
     mini_portile2 (2.5.3)
     minitest (5.14.4)
     msgpack (1.4.2)
diff --git a/Library/Homebrew/sorbet/rbi/gems/mime-types-data@3.2021.0704.rbi b/Library/Homebrew/sorbet/rbi/gems/mime-types-data@3.2021.0901.rbi
similarity index 100%
rename from Library/Homebrew/sorbet/rbi/gems/mime-types-data@3.2021.0704.rbi
rename to Library/Homebrew/sorbet/rbi/gems/mime-types-data@3.2021.0901.rbi
diff --git a/Library/Homebrew/vendor/bundle/bundler/setup.rb b/Library/Homebrew/vendor/bundle/bundler/setup.rb
index 4b8b9fcfb7..8c3b97d46a 100644
--- a/Library/Homebrew/vendor/bundle/bundler/setup.rb
+++ b/Library/Homebrew/vendor/bundle/bundler/setup.rb
@@ -36,7 +36,7 @@ $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/elftools-1.1.3/lib"
 $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/extensions/x86_64-darwin-14/2.6.0-static/hpricot-0.8.6"
 $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/hpricot-0.8.6/lib"
 $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/http-cookie-1.0.4/lib"
-$:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/mime-types-data-3.2021.0704/lib"
+$:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/mime-types-data-3.2021.0901/lib"
 $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/mime-types-3.3.1/lib"
 $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/net-http-digest_auth-1.4.1/lib"
 $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/net-http-persistent-4.0.1/lib"