diff --git a/test/lisp/emacs-lisp/memory-report-tests.el b/test/lisp/emacs-lisp/memory-report-tests.el
index e352dd165f3..1e0ffdc86a0 100644
--- a/test/lisp/emacs-lisp/memory-report-tests.el
+++ b/test/lisp/emacs-lisp/memory-report-tests.el
@@ -19,6 +19,7 @@
 
 (require 'ert)
 (require 'memory-report)
+(require 'cl-macs)
 
 (defun setup-memory-report-tests ()
   ;; Set the sizes on things based on a 64-bit architecture.  (We're