diff --git a/scstadmin/Makefile b/scstadmin/Makefile
index 89e4d19c7..93903c936 100644
--- a/scstadmin/Makefile
+++ b/scstadmin/Makefile
@@ -139,10 +139,10 @@ rpm:
 	  mkdir -p $${rpmtopdir}/$$d;					\
 	done &&								\
 	cp $${name}-$(VERSION).tar.bz2 $${rpmtopdir}/SOURCES &&		\
-	rpmbuild --define="%_topdir $${rpmtopdir}"			\
-		 --define="%rpm_version $(VERSION)"			\
-		 --define="%make $(MAKE)"				\
-		 -ba $${name}.spec &&					\
+	sed "s/@rpm_version@/$(VERSION)/g"				\
+		<$${name}.spec.in >$${name}.spec &&			\
+	MAKE="$(MAKE)"							\
+	rpmbuild --define="%_topdir $${rpmtopdir}" -ba $${name}.spec &&	\
 	rm -f $${name}-$(VERSION).tar.bz2
 
 clean:
diff --git a/scstadmin/scstadmin.spec b/scstadmin/scstadmin.spec.in
similarity index 96%
rename from scstadmin/scstadmin.spec
rename to scstadmin/scstadmin.spec.in
index 3ad55cf85..aa0d14045 100644
--- a/scstadmin/scstadmin.spec
+++ b/scstadmin/scstadmin.spec.in
@@ -1,3 +1,6 @@
+%define rpm_version @rpm_version@
+%define make %{expand:%%(echo ${MAKE:-make})}
+
 Name:		scstadmin
 Version:        %{rpm_version}
 Release:        1
@@ -6,7 +9,6 @@ Group:		Productivity/Networking/Other
 License:	GPLv2
 Vendor:		http://scst.sourceforge.net/
 URL:		http://scst.sourceforge.net/
-BuildRequires:	make perl
 
 Source:		%{name}-%{version}.tar.bz2
 BuildRoot:	%{_tmppath}/%{name}-%{version}-build