diff --git a/sgsn/gen_links.sh b/sgsn/gen_links.sh
index bc2727d..b450288 100755
--- a/sgsn/gen_links.sh
+++ b/sgsn/gen_links.sh
@@ -63,6 +63,10 @@
 FILES="MobileL3_CC_Types.ttcn MobileL3_CommonIE_Types.ttcn MobileL3_GMM_SM_Types.ttcn MobileL3_MM_Types.ttcn MobileL3_RRM_Types.ttcn MobileL3_SMS_Types.ttcn MobileL3_SS_Types.ttcn MobileL3_Types.ttcn"
 gen_links $DIR $FILES
 
+DIR=$BASEDIR/titan.ProtocolModules.GTP_v13.5.0/src
+FILES="GTPC_EncDec.cc  GTPC_Types.ttcn  GTPU_EncDec.cc  GTPU_Types.ttcn"
+gen_links $DIR $FILES
+
 DIR=../library
 FILES="General_Types.ttcn GSM_Types.ttcn GSM_RR_Types.ttcn Osmocom_Types.ttcn RLCMAC_Types.ttcn RLCMAC_CSN1_Types.ttcn RLCMAC_EncDec.cc "
 FILES+="NS_Emulation.ttcn NS_CodecPort.ttcn NS_CodecPort_CtrlFunct.ttcn NS_CodecPort_CtrlFunctDef.cc "
@@ -73,4 +77,6 @@
 # IPA_Emulation + dependencies
 FILES+="IPA_Types.ttcn IPA_Emulation.ttcn IPA_CodecPort.ttcn IPA_CodecPort_CtrlFunct.ttcn
 IPA_CodecPort_CtrlFunctDef.cc Native_Functions.ttcn Native_FunctionDefs.cc GSUP_Types.ttcn GSUP_Emulation.ttcn MGCP_Types.ttcn RSL_Types.ttcn "
+FILES+="GTP_CodecPort.ttcn GTP_CodecPort_CtrlFunct.ttcn GTP_CodecPort_CtrlFunctDef.cc GTP_Emulation.ttcn
+GTP_Templates.ttcn IPCP_Types.ttcn "
 gen_links $DIR $FILES