diff --git a/Library/Homebrew/sorbet/tapioca/config.yml b/Library/Homebrew/sorbet/tapioca/config.yml
index 0147ec539e..707b1bafb6 100644
--- a/Library/Homebrew/sorbet/tapioca/config.yml
+++ b/Library/Homebrew/sorbet/tapioca/config.yml
@@ -8,6 +8,8 @@ gem:
     - bigdecimal
     - json
     - logger
+    - racc
+    - rexml
     # These aren't needed:
     - coderay
     - diff-lcs
@@ -17,8 +19,8 @@ gem:
     - netrc
     - parallel
     - public_suffix
-    - racc
-    - rexml
+    - rbs
+    - redcarpet
     - rspec-github
     - rspec-mocks
     - rspec-retry
@@ -31,5 +33,6 @@ gem:
     - simplecov_json_formatter
     - simpleidn
     - unicode-display_width
+    - unicode-emoji
     - yard-sorbet
   prerequire: sorbet/tapioca/prerequire.rb