@@ -48,11 +48,11 @@
 
 static OFArray *
 parseSequence(OFData *contents, size_t depthLimit)
 {
 	OFMutableArray *ret = [OFMutableArray array];
-	size_t count = [contents count];
+	size_t count = contents.count;
 
 	if (depthLimit == 0)
 		@throw [OFOutOfRangeException exception];
 
 	while (count > 0) {
@@ -75,11 +75,11 @@
 
 static OFSet *
 parseSet(OFData *contents, size_t depthLimit)
 {
 	OFMutableSet *ret = [OFMutableSet set];
-	size_t count = [contents count];
+	size_t count = contents.count;
 	OFData *previousObjectData = nil;
 
 	if (depthLimit == 0)
 		@throw [OFOutOfRangeException exception];
 
@@ -112,12 +112,12 @@
 }
 
 static size_t
 parseObject(OFData *self, id *object, size_t depthLimit)
 {
-	const unsigned char *items = [self items];
-	size_t count = [self count];
+	const unsigned char *items = self.items;
+	size_t count = self.count;
 	unsigned char tag;
 	size_t contentsLength, bytesConsumed = 0;
 	Class valueClass;
 	OFData *contents;
 
@@ -175,11 +175,11 @@
 		break;
 	case OF_ASN1_TAG_NUMBER_NULL:
 		if (tag & ASN1_TAG_CONSTRUCTED_MASK)
 			@throw [OFInvalidFormatException exception];
 
-		if ([contents count] != 0)
+		if (contents.count != 0)
 			@throw [OFInvalidFormatException exception];
 
 		*object = [OFNull null];
 		return bytesConsumed;
 	case OF_ASN1_TAG_NUMBER_OBJECT_IDENTIFIER:
@@ -234,18 +234,18 @@
 - (id)ASN1DERValueWithDepthLimit: (size_t)depthLimit
 {
 	void *pool = objc_autoreleasePoolPush();
 	id object;
 
-	if ([self itemSize] != 1)
+	if (self.itemSize != 1)
 		@throw [OFInvalidArgumentException exception];
 
-	if (parseObject(self, &object, depthLimit) != [self count])
+	if (parseObject(self, &object, depthLimit) != self.count)
 		@throw [OFInvalidFormatException exception];
 
 	[object retain];
 
 	objc_autoreleasePoolPop(pool);
 
 	return [object autorelease];
 }
 @end