diff --git a/Library/Homebrew/dev-cmd/bump-cask-pr.rb b/Library/Homebrew/dev-cmd/bump-cask-pr.rb
index d6b1586e0b..cc33184b1a 100644
--- a/Library/Homebrew/dev-cmd/bump-cask-pr.rb
+++ b/Library/Homebrew/dev-cmd/bump-cask-pr.rb
@@ -156,11 +156,11 @@ module Homebrew
     end
 
     if new_hash.present? && cask.language.blank? # avoid repeated replacement for multilanguage cask
-      hash_regex = old_hash == :no_check ? ":no_check" : "[\"']#{Regexp.escape(old_hash.to_s)}[\"']"
+      hash_regex = (old_hash == :no_check) ? ":no_check" : "[\"']#{Regexp.escape(old_hash.to_s)}[\"']"
 
       replacement_pairs << [
         /sha256\s+#{hash_regex}/m,
-        "sha256 #{new_hash == :no_check ? ":no_check" : "\"#{new_hash}\""}",
+        "sha256 #{(new_hash == :no_check) ? ":no_check" : "\"#{new_hash}\""}",
       ]
     end
 
diff --git a/Library/Homebrew/rubocops/lines.rb b/Library/Homebrew/rubocops/lines.rb
index e8c7a631a3..d8fd97bead 100644
--- a/Library/Homebrew/rubocops/lines.rb
+++ b/Library/Homebrew/rubocops/lines.rb
@@ -401,7 +401,7 @@ module RuboCop
           info[:if_module], info[:if_method] = if ON_ARCH_OPTIONS.include?(on_system_option)
             ["Hardware::CPU", :"#{on_system_option}?"]
           elsif ON_BASE_OS_OPTIONS.include?(on_system_option)
-            ["OS", on_system_option == :macos ? :mac? : :linux?]
+            ["OS", (on_system_option == :macos) ? :mac? : :linux?]
           else
             ["MacOS", :version]
           end
@@ -493,7 +493,7 @@ module RuboCop
                 else_info = if else_node.present?
                   {
                     can_autocorrect:  true,
-                    on_system_method: on_system_option == :intel ? "on_arm" : "on_intel",
+                    on_system_method: (on_system_option == :intel) ? "on_arm" : "on_intel",
                     node:             else_node,
                   }
                 end
@@ -505,7 +505,7 @@ module RuboCop
                 else_info = if else_node.present?
                   {
                     can_autocorrect:  true,
-                    on_system_method: on_system_option == :macos ? "on_linux" : "on_macos",
+                    on_system_method: (on_system_option == :macos) ? "on_linux" : "on_macos",
                     node:             else_node,
                   }
                 end
diff --git a/Library/Homebrew/service.rb b/Library/Homebrew/service.rb
index f40cff066f..3ef98c0792 100644
--- a/Library/Homebrew/service.rb
+++ b/Library/Homebrew/service.rb
@@ -405,7 +405,7 @@ module Homebrew
       cmd = command.join(" ")
 
       options = []
-      options << "Type=#{@launch_only_once == true ? "oneshot" : "simple"}"
+      options << "Type=#{(@launch_only_once == true) ? "oneshot" : "simple"}"
       options << "ExecStart=#{cmd}"
 
       options << "Restart=always" if @keep_alive.present? && @keep_alive[:always].present?
@@ -441,8 +441,8 @@ module Homebrew
       options << "OnUnitActiveSec=#{@interval}" if @run_type == RUN_TYPE_INTERVAL
 
       if @run_type == RUN_TYPE_CRON
-        minutes = @cron[:Minute] == "*" ? "*" : format("%02d", @cron[:Minute])
-        hours   = @cron[:Hour] == "*" ? "*" : format("%02d", @cron[:Hour])
+        minutes = (@cron[:Minute] == "*") ? "*" : format("%02d", @cron[:Minute])
+        hours   = (@cron[:Hour] == "*") ? "*" : format("%02d", @cron[:Hour])
         options << "OnCalendar=#{@cron[:Weekday]}-*-#{@cron[:Month]}-#{@cron[:Day]} #{hours}:#{minutes}:00"
       end
 
diff --git a/Library/Homebrew/software_spec.rb b/Library/Homebrew/software_spec.rb
index 0a246d3469..6b4c15981e 100644
--- a/Library/Homebrew/software_spec.rb
+++ b/Library/Homebrew/software_spec.rb
@@ -582,7 +582,7 @@ class BottleSpecification
     tags = collector.tags.sort_by do |tag|
       version = tag.to_macos_version
       # Give arm64 bottles a higher priority so they are first
-      priority = tag.arch == :arm64 ? "2" : "1"
+      priority = (tag.arch == :arm64) ? "2" : "1"
       "#{priority}.#{version}_#{tag}"
     rescue MacOSVersionError
       # Sort non-MacOS tags below MacOS tags.
diff --git a/Library/Homebrew/style.rb b/Library/Homebrew/style.rb
index 8b253c0f5f..ce38f1a1af 100644
--- a/Library/Homebrew/style.rb
+++ b/Library/Homebrew/style.rb
@@ -49,7 +49,7 @@ module Homebrew
                     .partition { |f| f.realpath == HOMEBREW_BREW_FILE.realpath || f.extname == ".sh" }
 
       rubocop_result = if shell_files.any? && ruby_files.none?
-        output_type == :json ? [] : true
+        (output_type == :json) ? [] : true
       else
         run_rubocop(ruby_files, output_type,
                     fix: fix,
@@ -60,7 +60,7 @@ module Homebrew
       end
 
       shellcheck_result = if ruby_files.any? && shell_files.none?
-        output_type == :json ? [] : true
+        (output_type == :json) ? [] : true
       else
         run_shellcheck(shell_files, output_type, fix: fix)
       end
diff --git a/Library/Homebrew/tap.rb b/Library/Homebrew/tap.rb
index 7a2fba9256..c41753c6e7 100644
--- a/Library/Homebrew/tap.rb
+++ b/Library/Homebrew/tap.rb
@@ -252,7 +252,7 @@ class Tap
     if official? && DEPRECATED_OFFICIAL_TAPS.include?(repo)
       odie "#{name} was deprecated. This tap is now empty and all its contents were either deleted or migrated."
     elsif user == "caskroom" || name == "phinze/cask"
-      new_repo = repo == "cask" ? "cask" : "cask-#{repo}"
+      new_repo = (repo == "cask") ? "cask" : "cask-#{repo}"
       odie "#{name} was moved. Tap homebrew/#{new_repo} instead."
     end
 
diff --git a/Library/Homebrew/test/support/fixtures/cask/Casks/with-depends-on-macos-failure.rb b/Library/Homebrew/test/support/fixtures/cask/Casks/with-depends-on-macos-failure.rb
index 652ac08b8e..9dbddb789e 100644
--- a/Library/Homebrew/test/support/fixtures/cask/Casks/with-depends-on-macos-failure.rb
+++ b/Library/Homebrew/test/support/fixtures/cask/Casks/with-depends-on-macos-failure.rb
@@ -6,7 +6,7 @@ cask "with-depends-on-macos-failure" do
   homepage "https://brew.sh/with-depends-on-macos-failure"
 
   # guarantee a mismatched release
-  depends_on macos: MacOS.version == :catalina ? :mojave : :catalina
+  depends_on macos: (MacOS.version == :catalina) ? :mojave : :catalina
 
   app "Caffeine.app"
 end