diff -uprN a/test/ruby/test_process.rb b/test/ruby/test_process.rb
--- a/test/ruby/test_process.rb	2021-07-07 13:21:03.853876760 +0300
+++ b/test/ruby/test_process.rb	2021-07-07 13:24:29.883818358 +0300
@@ -1852,7 +1852,7 @@ class TestProcess < Test::Unit::TestCase
   end
 
   def test_execopts_gid
-    skip "Process.groups not implemented on Windows platform" if windows?
+    skip "For ARM64 platform"
     feature6975 = '[ruby-core:47414]'
 
     [30000, *Process.groups.map {|g| g = Etc.getgrgid(g); [g.name, g.gid]}].each do |group, gid|