diff --git a/epdg/gen_links.sh b/epdg/gen_links.sh
index f981586..ed4209c 100755
--- a/epdg/gen_links.sh
+++ b/epdg/gen_links.sh
@@ -33,6 +33,10 @@
 FILES="UECUPS_CodecPort.ttcn  UECUPS_CodecPort_CtrlFunct.ttcn  UECUPS_CodecPort_CtrlFunctDef.cc UECUPS_Types.ttcn "
 gen_links $DIR $FILES
 
+DIR=$BASEDIR/titan.ProtocolModules.GTP_v13.5.0/src
+FILES="GTPU_EncDec.cc GTPU_Types.ttcn "
+gen_links $DIR $FILES
+
 DIR=$BASEDIR/titan.ProtocolModules.GTPv2_v13.7.0/src
 FILES="GTPv2_Types.ttcn"
 gen_links $DIR $FILES
@@ -47,6 +51,7 @@
 FILES+="IPA_Types.ttcn IPA_CodecPort.ttcn IPA_CodecPort_CtrlFunct.ttcn IPA_CodecPort_CtrlFunctDef.cc
 IPA_Emulation.ttcnpp "
 FILES+="PCO_Types.ttcn GSUP_Types.ttcn GSUP_Templates.ttcn GSUP_Emulation.ttcn "
+FILES+="GTPv1U_CodecPort.ttcn GTPv1U_CodecPort_CtrlFunct.ttcn GTPv1U_CodecPort_CtrlFunctDef.cc GTPv1U_Templates.ttcn "
 FILES+="GTPv2_PrivateExtensions.ttcn GTPv2_Templates.ttcn "
 FILES+="GTPv2_CodecPort.ttcn GTPv2_CodecPort_CtrlFunctDef.cc GTPv2_CodecPort_CtrlFunct.ttcn GTPv2_Emulation.ttcn "
 gen_links $DIR $FILES