1 files changed, 1 insertions, 10 deletions
diff --git a/spec/ruby/core/string/prepend_spec.rb b/spec/ruby/core/string/prepend_spec.rb
index a6074be3c6..5248ea8056 100644
--- a/spec/ruby/core/string/prepend_spec.rb
+++ b/spec/ruby/core/string/prepend_spec.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: false
 require_relative '../../spec_helper'
 require_relative 'fixtures/classes'
 
@@ -34,16 +35,6 @@ describe "String#prepend" do
     a.should == "hello world"
   end
 
-  ruby_version_is ''...'2.7' do
-    it "taints self if other is tainted" do
-      x = "x"
-      x.prepend("".taint).tainted?.should be_true
-
-      x = "x"
-      x.prepend("y".taint).tainted?.should be_true
-    end
-  end
-
   it "takes multiple arguments" do
     str = " world"
     str.prepend "he", "", "llo"