diff --git a/src/sgsn/gprs_gmm_util.c b/src/sgsn/gprs_gmm_util.c
index af0c6dc49..107fcef92 100644
--- a/src/sgsn/gprs_gmm_util.c
+++ b/src/sgsn/gprs_gmm_util.c
@@ -34,20 +34,29 @@
 const struct tlv_definition gsm48_gmm_ie_tlvdef = {
 	.def = {
 		[GSM48_IE_GMM_CIPH_CKSN]	= { TLV_TYPE_SINGLE_TV, 1 },
+		[GSM48_IE_GMM_PTMSI_TYPE]	= { TLV_TYPE_SINGLE_TV, 1 },
+		[GSM48_IE_GMM_TMSI_BASED_NRI_C]	= { TLV_TYPE_TLV, 0 },
 		[GSM48_IE_GMM_TIMER_READY]	= { TLV_TYPE_TV, 1 },
 		[GSM48_IE_GMM_ALLOC_PTMSI]	= { TLV_TYPE_TLV, 0 },
 		[GSM48_IE_GMM_PTMSI_SIG]	= { TLV_TYPE_FIXED, 3 },
+		[GSM48_IE_GMM_ADD_IDENTITY]	= { TLV_TYPE_TLV, 0 },
+		[GSM48_IE_GMM_RAI2]		= { TLV_TYPE_TLV, 0 },
 		[GSM48_IE_GMM_AUTH_RAND]	= { TLV_TYPE_FIXED, 16 },
 		[GSM48_IE_GMM_AUTH_SRES]	= { TLV_TYPE_FIXED, 4 },
 		[GSM48_IE_GMM_IMEISV]		= { TLV_TYPE_TLV, 0 },
-		[GSM48_IE_GMM_RX_NPDU_NUM_LIST] = { TLV_TYPE_TLV, 0 },
+		[GSM48_IE_GMM_CAUSE]		= { TLV_TYPE_TV, 1 },
+		[GSM48_IE_GMM_RX_NPDU_NUM_LIST]	= { TLV_TYPE_TLV, 0 },
 		[GSM48_IE_GMM_DRX_PARAM]	= { TLV_TYPE_FIXED, 2 },
+		[GSM48_IE_GMM_AUTN]		= { TLV_TYPE_TLV, 0 },
 		[GSM48_IE_GMM_AUTH_RES_EXT]	= { TLV_TYPE_TLV, 0 },
+		[GSM48_IE_GMM_TIMER_T3302]	= { TLV_TYPE_TLV, 0 },
 		[GSM48_IE_GMM_AUTH_FAIL_PAR]	= { TLV_TYPE_TLV, 0 },
 		[GSM48_IE_GMM_MS_NET_CAPA]	= { TLV_TYPE_TLV, 0 },
 		[GSM48_IE_GMM_PDP_CTX_STATUS]	= { TLV_TYPE_TLV, 0 },
 		[GSM48_IE_GMM_PS_LCS_CAPA]	= { TLV_TYPE_TLV, 0 },
 		[GSM48_IE_GMM_GMM_MBMS_CTX_ST]	= { TLV_TYPE_TLV, 0 },
+		[GSM48_IE_GMM_TIMER_T3346]	= { TLV_TYPE_TLV, 0 },
+		[GSM48_IE_GMM_NET_FEAT_SUPPORT] = { TLV_TYPE_SINGLE_TV, 1 },
 	},
 };