diff --git a/Library/Homebrew/test/.rubocop.yml b/Library/Homebrew/test/.rubocop.yml
index 93f0b48920..85cbaa2444 100644
--- a/Library/Homebrew/test/.rubocop.yml
+++ b/Library/Homebrew/test/.rubocop.yml
@@ -4,3 +4,13 @@ inherit_from:
 RSpec:
   Include:
     - ./*
+
+RSpec/ContextWording:
+  Prefixes:
+    - when
+    - with
+    - without
+    - if
+    - unless
+    - for
+    - which