1 files changed, 4 insertions, 6 deletions
diff --git a/spec/ruby/core/process/argv0_spec.rb b/spec/ruby/core/process/argv0_spec.rb
index 7c2342f959..4c7a2c9ecb 100644
--- a/spec/ruby/core/process/argv0_spec.rb
+++ b/spec/ruby/core/process/argv0_spec.rb
@@ -2,21 +2,19 @@ require_relative '../../spec_helper'
 
 describe "Process.argv0" do
   it "returns a String" do
-    Process.argv0.should be_kind_of(String)
+    Process.argv0.should.is_a?(String)
   end
 
   it "is the path given as the main script and the same as __FILE__" do
     script = "fixtures/argv0.rb"
 
-    Dir.chdir(File.dirname(__FILE__)) do
+    Dir.chdir(__dir__) do
       ruby_exe(script).should == "#{script}\n#{script}\nOK"
     end
   end
 
-  ruby_bug "#19597", ""..."3.3" do
-    it "returns a frozen object" do
-      Process.argv0.should.frozen?
-    end
+  it "returns a frozen object" do
+    Process.argv0.should.frozen?
   end
 
   it "returns every time the same object" do