diff --git a/lisp/emacs-lisp/eieio-base.el b/lisp/emacs-lisp/eieio-base.el
index 010a2b673e1..2cb1f614ce3 100644
--- a/lisp/emacs-lisp/eieio-base.el
+++ b/lisp/emacs-lisp/eieio-base.el
@@ -473,8 +473,7 @@ instance."
     (let* ((cfn (or file (oref this file)))
            (default-directory (file-name-directory cfn)))
       (cl-letf ((standard-output (current-buffer))
-                (inhibit-modification-hooks t)
-                ((oref this file) ;FIXME: Why change it?
+                ((oref this file)       ;FIXME: Why change it?
                  (if file
                      ;; FIXME: Makes a name relative to (oref this file),
                      ;; whereas I think it should be relative to cfn.