diff --git a/ggsn_tests/regen_makefile.sh b/ggsn_tests/regen_makefile.sh
index bd1b958..ce8e15a 100755
--- a/ggsn_tests/regen_makefile.sh
+++ b/ggsn_tests/regen_makefile.sh
@@ -9,7 +9,8 @@
 	DIAMETER_EncDec.cc
 	GTPC_EncDec.cc
 	GTPU_EncDec.cc
-	GTP_CodecPort_CtrlFunctDef.cc
+	GTPv1C_CodecPort_CtrlFunctDef.cc
+	GTPv1U_CodecPort_CtrlFunctDef.cc
 	ICMP_EncDec.cc
 	ICMPv6_EncDec.cc
 	IPL4asp_PT.cc