diff --git a/ChangeLog b/ChangeLog
index e5fbdbd54b..56ea1b2c3f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Tue Jan 23 18:26:12 2007  Yukihiro Matsumoto  <matz@ruby-lang.org>
+
+	* lib/cgi.rb (CGI::QueryExtension::read_multipart): use == instead
+	  of ===.  [ruby-dev:30176]
+
 Tue Jan 23 15:39:25 2007  NAKAMURA Usaku  <usa@ruby-lang.org>
 
 	* Makefile.in, common.mk, configure.in, */{Makefile.sub, configure.bat,
diff --git a/lib/cgi.rb b/lib/cgi.rb
index 440d3bef90..5f6876ce1d 100644
--- a/lib/cgi.rb
+++ b/lib/cgi.rb
@@ -1061,7 +1061,7 @@ class CGI
           params[name] = [body]
         end
         break if buf.size == 0
-        break if content_length === -1
+        break if content_length == -1
       end
       raise EOFError, "bad boundary end of body part" unless boundary_end=~/--/