diff --git a/subsys/bluetooth/mesh/subnet.h b/subsys/bluetooth/mesh/subnet.h
index b5a71093f81..23a9a417c54 100644
--- a/subsys/bluetooth/mesh/subnet.h
+++ b/subsys/bluetooth/mesh/subnet.h
@@ -74,7 +74,7 @@ struct bt_mesh_subnet {
 		struct bt_mesh_key net;         /* NetKey */
 		struct bt_mesh_net_cred msg;
 		uint8_t net_id[8];              /* Network ID */
-	#if defined(CONFIG_BT_MESH_GATT_PROXY)
+	#if defined(CONFIG_BT_MESH_GATT)
 		struct bt_mesh_key identity;    /* IdentityKey */
 	#endif
 		struct bt_mesh_key beacon;      /* BeaconKey */