diff --git a/ChangeLog b/ChangeLog
index 8f696db281..0eb3bf4a0b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -5,6 +5,9 @@ Fri Nov 19 11:10:16 2004  WATANABE Hirofumi  <eban@ruby-lang.org>
 
 	* test/testunit/collector/test_dir.rb: ditto.
 
+	* lib/xmlrpc/datetime.rb (XMLRPC::DateTime#==): should use Array()
+	  instead of to_a.
+
 Fri Nov 19 10:32:36 2004  Shugo Maeda  <shugo@ruby-lang.org>
 
 	* ext/readline/readline.c (readline_s_set_completion_append_character):
diff --git a/lib/xmlrpc/datetime.rb b/lib/xmlrpc/datetime.rb
index 8ae6c7a56e..298263fe8a 100644
--- a/lib/xmlrpc/datetime.rb
+++ b/lib/xmlrpc/datetime.rb
@@ -127,7 +127,7 @@ class DateTime
   end
 
   def ==(o)
-    self.to_a == o.to_a
+    Array(self) == Array(o)
   end
 
 end