diff --git a/test/ruby/test_gc_compact.rb b/test/ruby/test_gc_compact.rb
index 2a72ecfc5f..3eaa93dfae 100644
--- a/test/ruby/test_gc_compact.rb
+++ b/test/ruby/test_gc_compact.rb
@@ -453,7 +453,7 @@ class TestGCCompact < Test::Unit::TestCase
     end;
   end
 
-  def test_moving_too_compex_generic_ivar
+  def test_moving_too_complex_generic_ivar
     omit "not compiled with SHAPE_DEBUG" unless defined?(RubyVM::Shape)
 
     assert_separately([], <<~RUBY)