diff --git a/xcvb-utils.lisp b/xcvb-utils.lisp
index 47a52366b51b2036fb10f17f799d5d32b1a212f7..88a6bfd50caab879649d6fe9247fcd49aadd5ae7 100644
--- a/xcvb-utils.lisp
+++ b/xcvb-utils.lisp
@@ -9,27 +9,5 @@
 
 (in-package :fare-utils)
 
-(defmacro define-package-mix (package mixed-packages &rest clauses)
-  (let ((h (make-hash-table :test 'equal)))
-    (labels ((ensure-imported (n)
-               (let* ((s (string n))
-                      (x (gethash s h)))
-                 (unless x (setf (gethash s h) t))
-                 x))
-             (import-from (package)
-               (loop :for s :being :each :external-symbol :in package
-                 :for n = (symbol-name s)
-                 :unless (ensure-imported n)
-                 :collect n)))
-      ;; First, mark the symbols explicitly imported by the user
-      (loop :for (kw . ()) :in clauses
-        :when (member kw '(:import-from :shadowing-import-from)) :do
-        (map () #'ensure-imported (cddr clauses)))
-      `(defpackage ,package
-         ,@(loop :for p :in mixed-packages
-             :collect `(:import-from ,p ,@(import-from p)))
-         ,@clauses
-         (:export ,@(loop :for s :being :the :hash-keys :of h :collect s))))))
-
 (define-package-mix :xcvb-utils
     (:alexandria :xcvb-driver :asdf-utils :fare-utils))