diff --git a/lib/uri/common.rb b/lib/uri/common.rb
index 1800836..971a684 100644
--- a/lib/uri/common.rb
+++ b/lib/uri/common.rb
@@ -271,7 +271,7 @@ def self.parse(uri)
   #   # => #<URI::HTTP http://example.com/foo/bar>
   #
   def self.join(*str)
-    DEFAULT_PARSER.join(*str)
+    PARSER.join(*str)
   end
 
   #