diff --git a/test/test_rdoc_parser_ruby.rb b/test/test_rdoc_parser_ruby.rb
index 5a97d4f5bd..4904d5dfca 100644
--- a/test/test_rdoc_parser_ruby.rb
+++ b/test/test_rdoc_parser_ruby.rb
@@ -446,7 +446,7 @@ def test_parse_alias_stopdoc
 
     tk = @parser.get_tk
 
-    alas = @parser.parse_alias klass, RDoc::Parser::Ruby::NORMAL, tk, 'comment'
+    @parser.parse_alias klass, RDoc::Parser::Ruby::NORMAL, tk, 'comment'
 
     assert_empty klass.aliases
     assert_empty klass.unmatched_alias_lists