diff --git a/runlevels/Makefile b/runlevels/Makefile
index b5f7aa42..4a7ba5fc 100644
--- a/runlevels/Makefile
+++ b/runlevels/Makefile
@@ -19,7 +19,7 @@ install:
 		${INSTALL} -d ${BOOTDIR} || exit $$?; \
 		for x in ${BOOT}; do \
 			if test -n "${PREFIX}"; then \
-				grep -q "keyword .*noprefix" ${PREFIX}/etc/init.d/"$$x" && continue; \
+				grep -q "keyword .*noprefix" ${SYSCONFDIR}/init.d/"$$x" && continue; \
 			fi; \
 			ln -snf ${PREFIX}/etc/init.d/"$$x" ${BOOTDIR}/"$$x" || exit $$?; \
 		done \
@@ -28,7 +28,7 @@ install:
 		${INSTALL} -d ${DEFAULTDIR} || exit $$?; \
 		for x in ${DEFAULT}; do \
 			if test -n "${PREFIX}"; then \
-				grep -q "keyword .*noprefix" ${PREFIX}/etc/init.d/"$$x" && continue; \
+				grep -q "keyword .*noprefix" ${SYSCONFDIR}/init.d/"$$x" && continue; \
 			fi; \
 			ln -snf ${PREFIX}/etc/init.d/"$$x" ${DEFAULTDIR}/"$$x" || exit $$?; done \
 	fi