@@ -14,20 +14,21 @@
  * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
  * file.
  */
 
 #import "OFObject.h"
+#import "OFASN1DERRepresentation.h"
 #import "OFASN1Value.h"
 
 OF_ASSUME_NONNULL_BEGIN
 
 @class OFData;
 
 /*!
  * @brief An ASN.1 BitString.
  */
-@interface OFASN1BitString: OFObject
+@interface OFASN1BitString: OFObject <OFASN1DERRepresentation>
 {
 	OFData *_bitStringValue;
 	size_t _bitStringLength;
 }
 
@@ -39,15 +40,10 @@
 /*!
  * @brief The length of the BitString in bits.
  */
 @property (readonly, nonatomic) size_t bitStringLength;
 
-/*!
- * @brief The BitString in DER encoding.
- */
-@property (readonly, nonatomic) OFData *DEREncodedValue;
-
 /*!
  * @brief Creates an ASN.1 BitString with the specified BitString value and
  *	  length.
  *
  * @param bitStringValue The value of the BitString