1 files changed, 6 insertions, 2 deletions
diff --git a/test/stringio/test_ractor.rb b/test/stringio/test_ractor.rb
index 1c334e2c3f..6acf53fb0a 100644
--- a/test/stringio/test_ractor.rb
+++ b/test/stringio/test_ractor.rb
@@ -8,16 +8,20 @@ class TestStringIOInRactor < Test::Unit::TestCase
 
   def test_ractor
     assert_in_out_err([], <<-"end;", ["true"], [])
+      class Ractor
+        alias value take unless method_defined? :value # compat with Ruby 3.4 and olders
+      end
+
       require "stringio"
       $VERBOSE = nil
       r = Ractor.new do
-        io = StringIO.new("")
+        io = StringIO.new(+"")
         io.puts "abc"
         io.truncate(0)
         io.puts "def"
         "\0\0\0\0def\n" == io.string
       end
-      puts r.take
+      puts r.value
     end;
   end
 end