diff --git a/Library/Homebrew/.rubocop.yml b/Library/Homebrew/.rubocop.yml
index 26def4fb87..60b912a4c3 100644
--- a/Library/Homebrew/.rubocop.yml
+++ b/Library/Homebrew/.rubocop.yml
@@ -12,11 +12,6 @@ Layout/MultilineMethodCallIndentation:
   Exclude:
     - "**/*_spec.rb"
 
-# `formula do` uses nested method definitions
-Lint/NestedMethodDefinition:
-  Exclude:
-    - "test/**/*"
-
 # TODO: Try to bring down all metrics maximums.
 Metrics/AbcSize:
   Max: 241