Index: src/OFMutableString_UTF8.m
==================================================================
--- src/OFMutableString_UTF8.m
+++ src/OFMutableString_UTF8.m
@@ -296,11 +296,11 @@
 	s->cStringLength += UTF8StringLength;
 	s->length += length;
 }
 
 - (void)appendUTF8String: (const char*)UTF8String
-	      withLength: (size_t)UTF8StringLength
+		  length: (size_t)UTF8StringLength
 {
 	size_t length;
 
 	if (UTF8StringLength >= 3 && !memcmp(UTF8String, "\xEF\xBB\xBF", 3)) {
 		UTF8String += 3;
@@ -340,11 +340,11 @@
 	     encoding: (of_string_encoding_t)encoding
 	       length: (size_t)cStringLength
 {
 	if (encoding == OF_STRING_ENCODING_UTF_8)
 		[self appendUTF8String: cString
-			    withLength: cStringLength];
+				length: cStringLength];
 	else {
 		void *pool = objc_autoreleasePoolPush();
 		[self appendString:
 		    [OFString stringWithCString: cString
 				       encoding: encoding
@@ -383,11 +383,11 @@
 	} else
 		s->isUTF8 = YES;
 }
 
 - (void)appendFormat: (OFConstantString*)format
-       withArguments: (va_list)arguments
+	   arguments: (va_list)arguments
 {
 	char *UTF8String;
 	int UTF8StringLength;
 
 	if (format == nil)
@@ -400,11 +400,11 @@
 		@throw [OFInvalidFormatException
 		    exceptionWithClass: [self class]];
 
 	@try {
 		[self appendUTF8String: UTF8String
-			    withLength: UTF8StringLength];
+				length: UTF8StringLength];
 	} @finally {
 		free(UTF8String);
 	}
 }