diff --git a/dmtree/tr181/hosts-iopsyswrt.c b/dmtree/tr181/hosts-iopsyswrt.c
index 63d15c0c..c3f6ce60 100644
--- a/dmtree/tr181/hosts-iopsyswrt.c
+++ b/dmtree/tr181/hosts-iopsyswrt.c
@@ -88,48 +88,6 @@ int os__get_Hosts_HostNumberOfEntries(char *refparam, struct dmctx *ctx, void *d
 	return 0;
 }
 
-int os__get_HostsHost_Alias(char *refparam, struct dmctx *ctx, void *data, char *instance, char **value)
-{
-	struct uci_section *s = NULL;
-
-	char *macaddr = dmjson_get_value((json_object *)data, 1, "macaddr");
-	uci_path_foreach_sections(bbfdm, "dmmap", "hosts", s) {
-		char *mac;
-		dmuci_get_value_by_section_string(s, "mac", &mac);
-		if (strcmp(mac, macaddr) == 0) {
-			dmuci_get_value_by_section_string(s, "alias", value);
-			break;
-		}
-	}
-	if ((*value)[0] == '\0')
-		dmasprintf(value, "cpe-%s", instance);
-	return 0;
-}
-
-int os__set_HostsHost_Alias(char *refparam, struct dmctx *ctx, void *data, char *instance, char *value, int action)
-{
-	struct uci_section *s = NULL, *dmmap = NULL;
-	char *macaddr, *v;
-
-	switch (action)	{
-		case VALUECHECK:
-			if (dm_validate_string(value, -1, 64, NULL, 0, NULL, 0))
-				return FAULT_9007;
-			break;
-		case VALUESET:
-			macaddr = dmjson_get_value((json_object *)data, 1, "macaddr");
-			uci_path_foreach_option_eq(bbfdm, "dmmap", "hosts", "mac", macaddr, s) {
-				dmuci_set_value_by_section_bbfdm(s, "alias", value);
-				return 0;
-			}
-			dmuci_add_section_bbfdm("dmmap", "hosts", &dmmap, &v);
-			dmuci_set_value_by_section(dmmap, "mac", macaddr);
-			dmuci_set_value_by_section(dmmap, "alias", value);
-			break;
-	}
-	return 0;
-}
-
 /*#Device.Hosts.Host.{i}.PhysAddress!UBUS:router.network/hosts//hosts[@i-1].macaddr*/
 int os__get_HostsHost_PhysAddress(char *refparam, struct dmctx *ctx, void *data, char *instance, char **value)
 {
diff --git a/dmtree/tr181/hosts-openwrt.c b/dmtree/tr181/hosts-openwrt.c
index a0e3e007..0420e859 100644
--- a/dmtree/tr181/hosts-openwrt.c
+++ b/dmtree/tr181/hosts-openwrt.c
@@ -40,24 +40,6 @@ int os__get_Hosts_HostNumberOfEntries(char *refparam, struct dmctx *ctx, void *d
 	return not_implemented(value);
 }
 
-int os__get_HostsHost_Alias(char *refparam, struct dmctx *ctx, void *data, char *instance, char **value)
-{
-	return not_implemented(value);
-}
-
-int os__set_HostsHost_Alias(char *refparam, struct dmctx *ctx, void *data, char *instance, char *value, int action)
-{
-	switch (action)	{
-		case VALUECHECK:
-			if (dm_validate_string(value, -1, 64, NULL, 0, NULL, 0))
-				return FAULT_9007;
-			break;
-		case VALUESET:
-			break;
-	}
-	return 0;
-}
-
 int os__get_HostsHost_PhysAddress(char *refparam, struct dmctx *ctx, void *data, char *instance, char **value)
 {
 	return not_implemented(value);
diff --git a/dmtree/tr181/hosts.c b/dmtree/tr181/hosts.c
index 58cafd3a..45e7a8ec 100644
--- a/dmtree/tr181/hosts.c
+++ b/dmtree/tr181/hosts.c
@@ -14,7 +14,7 @@
 /* *** Device.Hosts. *** */
 DMOBJ tHostsObj[] = {
 /* OBJ, permission, addobj, delobj, checkdep, browseinstobj, forced_inform, notification, nextdynamicobj, nextobj, leaf, linker, bbfdm_type, uniqueKeys*/
-{"Host", &DMREAD, NULL, NULL, NULL, os__browseHostsHostInst, NULL, NULL, NULL, tHostsHostObj, tHostsHostParams, get_linker_host, BBFDM_BOTH, LIST_KEY{"PhysAddress", "Alias", NULL}},
+{"Host", &DMREAD, NULL, NULL, NULL, os__browseHostsHostInst, NULL, NULL, NULL, tHostsHostObj, tHostsHostParams, get_linker_host, BBFDM_BOTH, LIST_KEY{"PhysAddress", NULL}},
 {0}
 };
 
@@ -35,7 +35,6 @@ DMOBJ tHostsHostObj[] = {
 
 DMLEAF tHostsHostParams[] = {
 /* PARAM, permission, type, getvalue, setvalue, forced_inform, notification, bbfdm_type*/
-{"Alias", &DMWRITE, DMT_STRING, os__get_HostsHost_Alias, os__set_HostsHost_Alias, NULL, NULL, BBFDM_BOTH},
 {"PhysAddress", &DMREAD, DMT_STRING, os__get_HostsHost_PhysAddress, NULL, NULL, NULL, BBFDM_BOTH},
 {"IPAddress", &DMREAD, DMT_STRING, os__get_HostsHost_IPAddress, NULL, NULL, NULL, BBFDM_BOTH},
 {"AddressSource", &DMREAD, DMT_STRING, os__get_HostsHost_AddressSource, NULL, NULL, NULL, BBFDM_BOTH},
diff --git a/dmtree/tr181/os.h b/dmtree/tr181/os.h
index cc007847..2d3b7684 100644
--- a/dmtree/tr181/os.h
+++ b/dmtree/tr181/os.h
@@ -37,8 +37,6 @@ int os__browseHostsHostIPv4AddressInst(struct dmctx *dmctx, DMNODE *parent_node,
 int os__browseHostsHostIPv6AddressInst(struct dmctx *dmctx, DMNODE *parent_node, void *prev_data, char *prev_instance);
 int get_linker_host(char *refparam, struct dmctx *dmctx, void *data, char *instance, char **linker);
 int os__get_Hosts_HostNumberOfEntries(char *refparam, struct dmctx *ctx, void *data, char *instance, char **value);
-int os__get_HostsHost_Alias(char *refparam, struct dmctx *ctx, void *data, char *instance, char **value);
-int os__set_HostsHost_Alias(char *refparam, struct dmctx *ctx, void *data, char *instance, char *value, int action);
 int os__get_HostsHost_PhysAddress(char *refparam, struct dmctx *ctx, void *data, char *instance, char **value);
 int os__get_HostsHost_IPAddress(char *refparam, struct dmctx *ctx, void *data, char *instance, char **value);
 int os__get_HostsHost_AddressSource(char *refparam, struct dmctx *ctx, void *data, char *instance, char **value);