diff --git a/test2.rb b/test2.rb
deleted file mode 100644
index bab38e5cec..0000000000
--- a/test2.rb
+++ /dev/null
@@ -1,2 +0,0 @@
-ObjectSpace._id2ref(8) rescue nil
-
diff --git a/test3.rb b/test3.rb
deleted file mode 100644
index 5d54d3fae8..0000000000
--- a/test3.rb
+++ /dev/null
@@ -1,12 +0,0 @@
-ractors = 5.times.map do |i|
-  Ractor.new do
-    100_000.times.map do
-      o = Object.new
-      ObjectSpace.define_finalizer(o, ->(id) {})
-      o
-    end
-  end
-end
-
-ractors.each(&:take)
-