diff --git a/stp/regen_makefile.sh b/stp/regen_makefile.sh
index 0b90687..032be0d 100755
--- a/stp/regen_makefile.sh
+++ b/stp/regen_makefile.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
 
+NAME=STP_Tests
+
 FILES="
 	*.ttcn
 	*.ttcnpp
@@ -22,4 +24,4 @@
 	-DUSE_MTP3_DISTRIBUTOR
 "
 
-../regen-makefile.sh STP_Tests.ttcn $FILES
+../regen-makefile.sh -e $NAME $FILES