diff --git a/Library/.rubocop.yml b/Library/.rubocop.yml
index 578b2c0c2f..cb3d161767 100644
--- a/Library/.rubocop.yml
+++ b/Library/.rubocop.yml
@@ -235,8 +235,6 @@ Performance/OpenStruct:
   Enabled: false
 
 Rails:
-  # Selectively enable what we want.
-  Enabled: false
   # Do not use ActiveSupport in RuboCops.
   Exclude:
     - "Homebrew/rubocops/**/*"
@@ -244,6 +242,22 @@ Rails:
 Rails/Delegate:
   Enabled: false # TODO
 
+# TODO: This group of cops comes from `EnabledByDefault: true`. We should maybe enable the ones with < 100 offenses.
+Rails/ArelStar:
+  Enabled: false
+Rails/Date:
+  Enabled: false
+Rails/RakeEnvironment:
+  Enabled: false
+Rails/Pluck:
+  Enabled: false
+Rails/SaveBang:
+  Enabled: false
+Rails/SkipsModelValidations:
+  Enabled: false
+Rails/TimeZone:
+  Enabled: false
+
 # Intentionally disabled as it doesn't fit with our code style.
 RSpec/AnyInstance:
   Enabled: false