@@ -52,11 +52,12 @@
 	      forKey: @"Blub"];
 
 	[l appendObject: @"Hello"];
 	[l appendObject: @"Wo\rld!\nHow are you?"];
 	[l appendObject: [OFURL URLWithString: @"https://webkeks.org/"]];
-	[l appendObject: [OFXMLElement elementWithXMLString: @"<x><y/></x>"]];
+	[l appendObject:
+	    [OFXMLElement elementWithXMLString: @"<x><y/><![CDATA[<]]></x>"]];
 
 	[d setObject: @"list"
 	      forKey: l];
 
 	TEST(@"-[stringBySerializing]",