diff --git a/bootstrap/bootstrap b/bootstrap/bootstrap
index e40254212409..86107636ff37 100755
--- a/bootstrap/bootstrap
+++ b/bootstrap/bootstrap
@@ -1308,10 +1308,10 @@ echo ".endif			# end pkgsrc settings" >> ${BOOTSTRAP_MKCONF}
 # build and register packages
 # usage: build_package <packagedirectory>
 build_package() {
-	run_cmd "(cd $pkgsrcdir/$1 && $bmake $make_quiet_flags MAKE_JOBS=${make_jobs} PKG_COMPRESSION=none -DPKG_PRESERVE MAKECONF=${BOOTSTRAP_MKCONF} install)"
+	run_cmd "(cd $pkgsrcdir/$1 && $bmake $make_quiet_flags MAKE_JOBS=${make_jobs} PKG_COMPRESSION=none PKGSRC_KEEP_BIN_PKGS=no -DPKG_PRESERVE MAKECONF=${BOOTSTRAP_MKCONF} install)"
 }
 build_package_nopreserve() {
-	run_cmd "(cd $pkgsrcdir/$1 && $bmake $make_quiet_flags MAKE_JOBS=${make_jobs} PKG_COMPRESSION=none MAKECONF=${BOOTSTRAP_MKCONF} install)"
+	run_cmd "(cd $pkgsrcdir/$1 && $bmake $make_quiet_flags MAKE_JOBS=${make_jobs} PKG_COMPRESSION=none PKGSRC_KEEP_BIN_PKGS=no MAKECONF=${BOOTSTRAP_MKCONF} install)"
 }

 #