@@ -13,17 +13,17 @@
  * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
  * file.
  */
 
 #include "config.h"
+
+#include <stdlib.h>
 
 #import "OFUnsupportedProtocolException.h"
 #import "OFString.h"
 #import "OFURL.h"
 
-#import "OFNotImplementedException.h"
-
 #import "common.h"
 
 @implementation OFUnsupportedProtocolException
 + (instancetype)exceptionWithClass: (Class)class_
 			       URL: (OFURL*)url
@@ -32,14 +32,17 @@
 					URL: url] autorelease];
 }
 
 - initWithClass: (Class)class_
 {
-	Class c = [self class];
-	[self release];
-	@throw [OFNotImplementedException exceptionWithClass: c
-						    selector: _cmd];
+	@try {
+		[self doesNotRecognizeSelector: _cmd];
+		abort();
+	} @catch (id e) {
+		[self release];
+		@throw e;
+	}
 }
 
 - initWithClass: (Class)class_
 	    URL: (OFURL*)url
 {