diff --git a/src/radius/radius.c b/src/radius/radius.c
index a642280..be59a94 100644
--- a/src/radius/radius.c
+++ b/src/radius/radius.c
@@ -176,6 +176,7 @@
 	{ RADIUS_ATTR_NAS_PORT, "NAS-Port", RADIUS_ATTR_INT32 },
 	{ RADIUS_ATTR_SERVICE_TYPE, "Service-Type", RADIUS_ATTR_INT32 },
 	{ RADIUS_ATTR_FRAMED_IP_ADDRESS, "Framed-IP-Address", RADIUS_ATTR_IP },
+	{ RADIUS_ATTR_FILTER_ID, "Filter-Id", RADIUS_ATTR_TEXT },
 	{ RADIUS_ATTR_FRAMED_MTU, "Framed-MTU", RADIUS_ATTR_INT32 },
 	{ RADIUS_ATTR_REPLY_MESSAGE, "Reply-Message", RADIUS_ATTR_TEXT },
 	{ RADIUS_ATTR_STATE, "State", RADIUS_ATTR_UNDIST },
diff --git a/src/radius/radius.h b/src/radius/radius.h
index 177c64a..571c159 100644
--- a/src/radius/radius.h
+++ b/src/radius/radius.h
@@ -62,6 +62,7 @@
        RADIUS_ATTR_NAS_PORT = 5,
        RADIUS_ATTR_SERVICE_TYPE = 6,
        RADIUS_ATTR_FRAMED_IP_ADDRESS = 8,
+       RADIUS_ATTR_FILTER_ID = 11,
        RADIUS_ATTR_FRAMED_MTU = 12,
        RADIUS_ATTR_REPLY_MESSAGE = 18,
        RADIUS_ATTR_STATE = 24,