diff --git a/Formula/p/portaudio.rb b/Formula/p/portaudio.rb
index cd39046198000..a82d5fc6dd92b 100644
--- a/Formula/p/portaudio.rb
+++ b/Formula/p/portaudio.rb
@@ -13,7 +13,7 @@ class Portaudio < Formula
     regex(/href=.*?pa[._-]stable[._-]v?(\d+)(?:[._-]\d+)?\.t/i)
     strategy :page_match do |page, regex|
       # Modify filename version (190700) to match formula version (19.7.0)
-      page.scan(regex).map { |match| match&.first&.scan(/\d{2}/)&.map(&:to_i)&.join(".") }
+      page.scan(regex).map { |match| match[0].scan(/\d{2}/).map(&:to_i).join(".") }
     end
   end
 
diff --git a/Formula/u/util-linux.rb b/Formula/u/util-linux.rb
index ba4dff0ac85ba..7fac9630de777 100644
--- a/Formula/u/util-linux.rb
+++ b/Formula/u/util-linux.rb
@@ -138,7 +138,7 @@ def caveats
 
     flags = ["x", "w", "r"] * 3
     perms = flags.each_with_index.reduce("") do |sum, (flag, index)|
-      sum.insert 0, ((stat.mode & (2 ** index)).zero? ? "-" : flag)
+      sum.insert 0, (stat.mode.nobits?(2 ** index) ? "-" : flag)
     end
 
     out = shell_output("#{bin}/namei -lx /usr").split("\n").last.split