diff --git a/share/mk/bsd.prog.mk b/share/mk/bsd.prog.mk
index c379b2b32899..5a6a6bfb32da 100644
--- a/share/mk/bsd.prog.mk
+++ b/share/mk/bsd.prog.mk
@@ -115,9 +115,12 @@ _EXTRADEPEND:
 
 .if !target(install)
 
-.if defined(PRECIOUSPROG) && !defined(NOFSCHG)
+.if defined(PRECIOUSPROG)
+.if !defined(NOFSCHG)
 INSTALLFLAGS+= -fschg
 .endif
+INSTALLFLAGS+= -S
+.endif
 
 _INSTALLFLAGS:=	${INSTALLFLAGS}
 .for ie in ${INSTALLFLAGS_EDIT}