@@ -51,9 +51,9 @@
  * @brief Initializes an already allocated hash already calculated exception.
  *
  * @param object The hash which has already been calculated
  * @return An initialized hash already calculated exception
  */
-- initWithObject: (id)object;
+- initWithObject: (id)object OF_DESIGNATED_INITIALIZER;
 @end
 
 OF_ASSUME_NONNULL_END