@@ -14,10 +14,11 @@
  * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
  * file.
  */
 
 #import "OFObject.h"
+#import "OFMessagePackRepresentation.h"
 #import "OFSerialization.h"
 
 OF_ASSUME_NONNULL_BEGIN
 
 @class OFString;
@@ -26,11 +27,12 @@
 /*!
  * @class OFDate OFDate.h ObjFW/OFDate.h
  *
  * @brief A class for storing, accessing and comparing dates.
  */
-@interface OFDate: OFObject <OFCopying, OFComparing, OFSerialization>
+@interface OFDate: OFObject <OFCopying, OFComparing, OFSerialization,
+    OFMessagePackRepresentation>
 {
 	of_time_interval_t _seconds;
 }
 
 #ifdef OF_HAVE_CLASS_PROPERTIES