diff --git a/servers/slapd/schema_init.c b/servers/slapd/schema_init.c
index c6ec2dda39..28b223941e 100644
--- a/servers/slapd/schema_init.c
+++ b/servers/slapd/schema_init.c
@@ -273,8 +273,8 @@ struct syntax_defs_rec {
 	slap_syntax_transform_func *sd_str2ber;
 };
 
-#define X_BINARY ""
-#define X_NOT_H_R ""
+#define X_BINARY "X-BINARY 'on' "
+#define X_NOT_H_R "X-NOT-H-R 'on' "
 
 struct syntax_defs_rec syntax_defs[] = {
 	{"( 1.3.6.1.4.1.1466.115.121.1.1 DESC 'ACI Item' " X_BINARY X_NOT_H_R ")",