diff --git a/pgw/regen_makefile.sh b/pgw/regen_makefile.sh
new file mode 100755
index 0000000..46616da
--- /dev/null
+++ b/pgw/regen_makefile.sh
@@ -0,0 +1,6 @@
+#!/bin/sh
+
+FILES="*.ttcn IPL4asp_PT.cc  IPL4asp_discovery.cc  TCCConversion.cc  TCCInterface.cc GTPC_EncDec.cc GTPU_EncDec.cc GTP_CodecPort_CtrlFunctDef.cc GTPv2_CodecPort_CtrlFunctDef.cc ICMPv6_EncDec.cc IP_EncDec.cc Native_FunctionDefs.cc UDP_EncDec.cc ICMP_EncDec.cc "
+FILES+="UECUPS_CodecPort_CtrlFunctDef.cc "
+
+../regen-makefile.sh PGW_Tests.ttcn $FILES