diff --git a/ChangeLog b/ChangeLog
index 2586033e06..b55f323e04 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Fri May 21 09:22:05 2004  Dave Thomas  <dave@pragprog.com>
+
+	* lib/rdoc/parsers/parse_rb.rb (RDoc::RubyParser::parse_method_parameters):
+	  Add ()'s around parameters that don't have them
+
 Thu May 20 17:02:03 2004  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* lib/mkmf.rb (check_sizeof): define result size.  [ruby-core:02911]
diff --git a/lib/rdoc/parsers/parse_rb.rb b/lib/rdoc/parsers/parse_rb.rb
index ecc4455c26..8a23b6881f 100644
--- a/lib/rdoc/parsers/parse_rb.rb
+++ b/lib/rdoc/parsers/parse_rb.rb
@@ -1986,6 +1986,7 @@ module RDoc
 
     def parse_method_parameters(method)
       res = parse_method_or_yield_parameters(method)
+      res = "(" + res + ")" unless res[0] == ?(
       method.params = res unless method.params
       if method.block_params.nil?
           skip_tkspace(false)