Index: /CKEditor/trunk/CHANGES.html
===================================================================
--- /CKEditor/trunk/CHANGES.html	(revision 4032)
+++ /CKEditor/trunk/CHANGES.html	(revision 4033)
@@ -222,4 +222,6 @@
 		<li><a href="http://dev.fckeditor.net/ticket/4147">#4147</a> : Unify style text normalization logic when comparing styles.</li>
 		<li><a href="http://dev.fckeditor.net/ticket/4150">#4150</a> : Fixed enlarge list result incorrect at the inner boundary of block.</li>
+		<li><a href="http://dev.fckeditor.net/ticket/4164">#4164</a> : Now it is possible to paste text 
+			in Source mode even if forcePasteAsPlainText = true.</li>
 	</ul>
 	<h3>
Index: /CKEditor/trunk/_source/plugins/pastetext/plugin.js
===================================================================
--- /CKEditor/trunk/_source/plugins/pastetext/plugin.js	(revision 4032)
+++ /CKEditor/trunk/_source/plugins/pastetext/plugin.js	(revision 4033)
@@ -47,6 +47,9 @@
 				editor.on( 'beforePaste', function( event )
 					{
-						setTimeout( function() { command.exec(); }, 0 );
-						event.cancel();
+						if ( editor.mode == "wysiwyg" )
+						{
+							setTimeout( function() { command.exec(); }, 0 );
+							event.cancel();
+						}
 					},
 					null, null, 20 );