--- /usr/portage/sys-apps/hdparm/hdparm-9.5.ebuild
+++ /usr/local/portage/sys-apps/hdparm/hdparm-9.5.ebuild
@@ -21,7 +21,7 @@
 	sed -i \
 		-e "/^CFLAGS/ s:-O2:${CFLAGS}:" \
 		-e "/^LDFLAGS/ s:-s:${LDFLAGS}:" \
-		-e "/strip hdparm/d" \
+		-e '/$(STRIP) hdparm/d' \
 		Makefile || die "sed"
 }