diff --git a/Gemfile b/Gemfile
index 3c2efa44d..36036a68e 100644
--- a/Gemfile
+++ b/Gemfile
@@ -19,6 +19,8 @@ gem "test-unit-ruby-core"
 
 gem "rubocop"
 
+gem "pp"
+
 gem "tracer" if !is_truffleruby
 gem "debug", github: "ruby/debug", platforms: [:mri, :mswin]
 
diff --git a/test/irb/test_context.rb b/test/irb/test_context.rb
index b02d8dbe0..0a819cc07 100644
--- a/test/irb/test_context.rb
+++ b/test/irb/test_context.rb
@@ -158,6 +158,7 @@ def test_object_inspection_handles_basic_object
         irb.eval_input
       end
       assert_empty err
+      puts PP::VERSION
       assert_not_match(/NoMethodError/, out)
       assert_match(/#<BasicObject:.*>/, out)
     ensure