diff --git a/upf/regen_makefile.sh b/upf/regen_makefile.sh
new file mode 100755
index 0000000..953e10f
--- /dev/null
+++ b/upf/regen_makefile.sh
@@ -0,0 +1,24 @@
+#!/bin/sh
+
+NAME=UPF_Tests
+
+FILES="
+	*.ttcn
+	*.ttcnpp
+	*.cc
+	IPA_CodecPort_CtrlFunctDef.cc
+	IPL4asp_PT.cc
+	IPL4asp_discovery.cc
+	Native_FunctionDefs.cc
+	StatsD_CodecPort_CtrlFunctdef.cc
+	TCCConversion.cc
+	TCCEncoding.cc
+	TCCInterface.cc
+	TELNETasp_PT.cc
+"
+
+export CPPFLAGS_TTCN3="
+	-DIPA_EMULATION_CTRL
+"
+
+../regen-makefile.sh -e $NAME $FILES