diff --git a/gnucash/report/html-acct-table.scm b/gnucash/report/html-acct-table.scm
index 6a04c2fcbc..d77ce79da2 100644
--- a/gnucash/report/html-acct-table.scm
+++ b/gnucash/report/html-acct-table.scm
@@ -555,6 +555,7 @@
   (gnc:string-locale<? (xaccAccountGetName a)
                        (xaccAccountGetName b)))
 (define (gnc:account-path-less-p a b)
+  (issue-deprecation-warning "gnc:account-path-less-p is deprecated. use gnc:account-full-name<? instead")
   (gnc:string-locale<? (gnc-account-get-full-name a)
                        (gnc-account-get-full-name b)))