@@ -25,11 +25,10 @@
 #import "OFString.h"
 #import "OFMutableString_UTF8.h"
 
 #import "OFInvalidArgumentException.h"
 #import "OFInvalidFormatException.h"
-#import "OFNotImplementedException.h"
 #import "OFOutOfRangeException.h"
 
 #import "autorelease.h"
 #import "macros.h"
 
@@ -231,13 +230,15 @@
 {
 }
 
 - (void)dealloc
 {
-	@throw [OFNotImplementedException exceptionWithClass: [self class]
-						    selector: _cmd];
-	[super dealloc];	/* Get rid of a stupid warning */
+	[self doesNotRecognizeSelector: _cmd];
+	abort();
+
+	/* Get rid of a stupid warning */
+	[super dealloc];
 }
 @end
 
 @implementation OFMutableString
 + (void)initialize
@@ -298,12 +299,12 @@
 }
 
 - (void)setCharacter: (of_unichar_t)character
 	     atIndex: (size_t)index
 {
-	@throw [OFNotImplementedException exceptionWithClass: [self class]
-						    selector: _cmd];
+	[self doesNotRecognizeSelector: _cmd];
+	abort();
 }
 
 - (void)appendUTF8String: (const char*)UTF8String
 {
 	void *pool = objc_autoreleasePoolPush();
@@ -432,18 +433,18 @@
 }
 
 - (void)insertString: (OFString*)string
 	     atIndex: (size_t)index
 {
-	@throw [OFNotImplementedException exceptionWithClass: [self class]
-						    selector: _cmd];
+	[self doesNotRecognizeSelector: _cmd];
+	abort();
 }
 
 - (void)deleteCharactersInRange: (of_range_t)range
 {
-	@throw [OFNotImplementedException exceptionWithClass: [self class]
-						    selector: _cmd];
+	[self doesNotRecognizeSelector: _cmd];
+	abort();
 }
 
 - (void)replaceCharactersInRange: (of_range_t)range
 		      withString: (OFString*)replacement
 {