@@ -55,11 +55,11 @@
 		if (tagClass != OF_ASN1_TAG_CLASS_UNIVERSAL ||
 		    tagNumber != OF_ASN1_TAG_NUMBER_OCTET_STRING ||
 		    constructed)
 			@throw [OFInvalidArgumentException exception];
 
-		if ([DEREncodedContents itemSize] != 1)
+		if (DEREncodedContents.itemSize != 1)
 			@throw [OFInvalidArgumentException exception];
 	} @catch (id e) {
 		[self release];
 		@throw e;
 	}
@@ -94,14 +94,14 @@
 	return true;
 }
 
 - (uint32_t)hash
 {
-	return [_octetStringValue hash];
+	return _octetStringValue.hash;
 }
 
 - (OFString *)description
 {
 	return [OFString stringWithFormat: @"<OFASN1OctetString: %@>",
 					   _octetStringValue];
 }
 @end