diff --git a/include/portable.nt b/include/portable.nt
index c4ef47c67e..cb21918247 100644
--- a/include/portable.nt
+++ b/include/portable.nt
@@ -288,9 +288,6 @@ typedef signed int ssize_t;
 /* define this for per-object ACIs */
 /* #undef SLAPD_ACI_ENABLED */
 
-/* define this for discrete rights in ACIs */
-/* #undef SLAPD_ACI_DISCRETE_RIGHTS */
-
 /* define this to use SLAPD shell backend */
 /* #undef SLAPD_SHELL */