diff --git a/hlr/regen_makefile.sh b/hlr/regen_makefile.sh
index 14b05da..9ab40ce 100755
--- a/hlr/regen_makefile.sh
+++ b/hlr/regen_makefile.sh
@@ -2,8 +2,26 @@
 
 MAIN="HLR_Tests.ttcn"
 
-FILES="*.ttcn *.ttcnpp DNS_EncDec.cc IPA_CodecPort_CtrlFunctDef.cc IPL4asp_PT.cc IPL4asp_discovery.cc TCCConversion.cc TCCInterface.cc TELNETasp_PT.cc TCCEncoding.cc UDPasp_PT.cc SS_EncDec.cc MAP_EncDec.cc *.asn"
+FILES="
+	*.asn
+	*.ttcn
+	*.ttcnpp
+	DNS_EncDec.cc
+	IPA_CodecPort_CtrlFunctDef.cc
+	IPL4asp_PT.cc
+	IPL4asp_discovery.cc
+	MAP_EncDec.cc
+	SS_EncDec.cc
+	TCCConversion.cc
+	TCCEncoding.cc
+	TCCInterface.cc
+	TELNETasp_PT.cc
+	UDPasp_PT.cc
+"
 
-export CPPFLAGS_TTCN3="-DIPA_EMULATION_GSUP -DIPA_EMULATION_CTRL"
+export CPPFLAGS_TTCN3="
+	-DIPA_EMULATION_GSUP
+	-DIPA_EMULATION_CTRL
+"
 
 ../regen-makefile.sh $MAIN $FILES