diff --git a/Library/.rubocop_rules.yml b/Library/.rubocop_rules.yml
index 915b2e570b..c5a0018f8d 100644
--- a/Library/.rubocop_rules.yml
+++ b/Library/.rubocop_rules.yml
@@ -145,6 +145,7 @@ Style/MethodName:
 Style/PredicateName:
   Exclude:
     - 'Homebrew/compat/**/*'
+  NameWhitelist: is_32_bit?, is_64_bit?
 
 # `formula do` uses nested method definitions
 Lint/NestedMethodDefinition:
diff --git a/Library/.rubocop_todo.yml b/Library/.rubocop_todo.yml
index 0b29efe302..47a262a764 100644
--- a/Library/.rubocop_todo.yml
+++ b/Library/.rubocop_todo.yml
@@ -281,17 +281,6 @@ Style/OpMethod:
     - 'Homebrew/install_renamed.rb'
     - 'Homebrew/options.rb'
 
-# Offense count: 4
-# Configuration parameters: NamePrefix, NamePrefixBlacklist, NameWhitelist.
-# NamePrefix: is_, has_, have_
-# NamePrefixBlacklist: is_, has_, have_
-# NameWhitelist: is_a?
-Style/PredicateName:
-  Exclude:
-    - 'Homebrew/compat/**/*'
-    - 'Homebrew/download_strategy.rb'
-    - 'Homebrew/hardware.rb'
-
 # Offense count: 7
 # Cop supports --auto-correct.
 # Configuration parameters: EnforcedStyle, SupportedStyles, AllowInnerSlashes.
diff --git a/Library/Homebrew/cask/.rubocop.yml b/Library/Homebrew/cask/.rubocop.yml
index 08696fdb84..076b87f61f 100644
--- a/Library/Homebrew/cask/.rubocop.yml
+++ b/Library/Homebrew/cask/.rubocop.yml
@@ -115,9 +115,6 @@ Style/PercentLiteralDelimiters:
     '%W': '[]'
     '%x': '()'
 
-Style/PredicateName:
-  NameWhitelist: is_32_bit?, is_64_bit?
-
 Style/RaiseArgs:
   EnforcedStyle: exploded
 
diff --git a/Library/Homebrew/download_strategy.rb b/Library/Homebrew/download_strategy.rb
index 2762f01b00..d19d131a75 100644
--- a/Library/Homebrew/download_strategy.rb
+++ b/Library/Homebrew/download_strategy.rb
@@ -663,7 +663,7 @@ class GitDownloadStrategy < VCSDownloadStrategy
     @shallow && support_depth?
   end
 
-  def is_shallow_clone?
+  def shallow_dir?
     git_dir.join("shallow").exist?
   end
 
@@ -675,7 +675,7 @@ class GitDownloadStrategy < VCSDownloadStrategy
     cached_location.join(".git")
   end
 
-  def has_ref?
+  def ref?
     quiet_system "git", "--git-dir", git_dir, "rev-parse", "-q", "--verify", "#{@ref}^{commit}"
   end
 
@@ -717,8 +717,8 @@ class GitDownloadStrategy < VCSDownloadStrategy
   end
 
   def update_repo
-    if @ref_type == :branch || !has_ref?
-      if !shallow_clone? && is_shallow_clone?
+    if @ref_type == :branch || !ref?
+      if !shallow_clone? && shallow_dir?
         quiet_safe_system "git", "fetch", "origin", "--unshallow"
       else
         quiet_safe_system "git", "fetch", "origin"