diff --git a/lib/rdoc/cross_reference.rb b/lib/rdoc/cross_reference.rb
index 90c17a52ea..205dcc0cbd 100644
--- a/lib/rdoc/cross_reference.rb
+++ b/lib/rdoc/cross_reference.rb
@@ -19,7 +19,7 @@ class RDoc::CrossReference
   #
   # See CLASS_REGEXP_STR
 
-  METHOD_REGEXP_STR = '([A-Za-z]\w*[!?=]?|%|=(?:==?|~)|![=~]|\[\]=?|<(?:<|=>?)?|>[>=]?|[-+!]@?|\*\*?|[/%`])(?:\([\w.+*/=<>-]*\))?'
+  METHOD_REGEXP_STR = '([A-Za-z]\w*[!?=]?|%|=(?:==?|~)|![=~]|\[\]=?|<(?:<|=>?)?|>[>=]?|[-+!]@?|\*\*?|[/%`|&^])(?:\([\w.+*/=<>-]*\))?'
 
   ##
   # Regular expressions matching text that should potentially have
diff --git a/test/rdoc/test_rdoc_cross_reference.rb b/test/rdoc/test_rdoc_cross_reference.rb
index a226bf4b11..bd96006976 100644
--- a/test/rdoc/test_rdoc_cross_reference.rb
+++ b/test/rdoc/test_rdoc_cross_reference.rb
@@ -2,7 +2,7 @@
 require File.expand_path '../xref_test_case', __FILE__
 
 class TestRDocCrossReference < XrefTestCase
-  OPERATOR_METHODS = %w'== === != =~ !~ < > <= >= <=> [] []= << >> -@ +@ ! - + * / % ** !@ `'
+  OPERATOR_METHODS = %w'== === != =~ !~ < > <= >= <=> [] []= << >> -@ +@ ! - + * / % ** !@ ` | & ^'
 
   def setup
     super