diff --git a/Library/Homebrew/requirement.rb b/Library/Homebrew/requirement.rb
index 9a25941df19ba..b469bcacda20f 100644
--- a/Library/Homebrew/requirement.rb
+++ b/Library/Homebrew/requirement.rb
@@ -60,8 +60,9 @@ def message
     s
   end
 
-  # Pass a block or boolean to the satisfy DSL method instead of overriding.
-  sig(:final) {
+  # Overriding {#satisfied?} is unsupported.
+  # Pass a block or boolean to the satisfy DSL method instead.
+  sig {
     params(
       env:          T.nilable(String),
       cc:           T.nilable(String),
@@ -82,8 +83,9 @@ def satisfied?(env: nil, cc: nil, build_bottle: false, bottle_arch: nil)
     true
   end
 
-  # Pass a boolean to the fatal DSL method instead of overriding.
-  sig(:final) { returns(T::Boolean) }
+  # Overriding {#fatal?} is unsupported.
+  # Pass a boolean to the fatal DSL method instead.
+  sig { returns(T::Boolean) }
   def fatal?
     self.class.fatal || false
   end
diff --git a/Library/Homebrew/test/requirement_spec.rb b/Library/Homebrew/test/requirement_spec.rb
index 3666073894c8b..67f5427397283 100644
--- a/Library/Homebrew/test/requirement_spec.rb
+++ b/Library/Homebrew/test/requirement_spec.rb
@@ -59,17 +59,6 @@
     describe "#fatal is omitted" do
       it { is_expected.not_to be_fatal }
     end
-
-    describe "in subclasses" do
-      it "raises an error when instantiated" do
-        expect do
-          Class.new(described_class) do
-            def fatal? = false
-          end
-        end
-        .to raise_error(RuntimeError, /\AThe method `fatal\?` on #{described_class.name} was declared as final/)
-      end
-    end
   end
 
   describe "#satisfied?" do