diff --git a/test/ruby/test_optimization.rb b/test/ruby/test_optimization.rb
index 2b18c4aa59..f26b31f115 100644
--- a/test/ruby/test_optimization.rb
+++ b/test/ruby/test_optimization.rb
@@ -452,6 +452,7 @@ class TestRubyOptimization < Test::Unit::TestCase
   end
 
   def test_tailcall_not_to_grow_stack
+    skip 'currently JIT-ed code always creates a new stack frame' if RubyVM::MJIT.enabled?
     bug16161 = '[ruby-core:94881]'
 
     tailcall("#{<<-"begin;"}\n#{<<~"end;"}")