@@ -56,17 +56,17 @@
 	@try {
 		if (tagClass != OF_ASN1_TAG_CLASS_UNIVERSAL ||
 		    tagNumber != OF_ASN1_TAG_NUMBER_IA5_STRING || constructed)
 			@throw [OFInvalidArgumentException exception];
 
-		if ([DEREncodedContents itemSize] != 1)
+		if (DEREncodedContents.itemSize != 1)
 			@throw [OFInvalidArgumentException exception];
 
 		IA5StringValue = [OFString
-		    stringWithCString: [DEREncodedContents items]
+		    stringWithCString: DEREncodedContents.items
 			     encoding: OF_STRING_ENCODING_ASCII
-			       length: [DEREncodedContents count]];
+			       length: DEREncodedContents.count];
 	} @catch (id e) {
 		[self release];
 		@throw e;
 	}
 
@@ -89,11 +89,11 @@
 	[super dealloc];
 }
 
 - (OFString *)stringValue
 {
-	return [self IA5StringValue];
+	return self.IA5StringValue;
 }
 
 - (bool)isEqual: (id)object
 {
 	OFASN1IA5String *IA5String;
@@ -109,14 +109,14 @@
 	return true;
 }
 
 - (uint32_t)hash
 {
-	return [_IA5StringValue hash];
+	return _IA5StringValue.hash;
 }
 
 - (OFString *)description
 {
 	return [OFString stringWithFormat: @"<OFASN1IA5String: %@>",
 					   _IA5StringValue];
 }
 @end