diff --git a/package/base-files/files/lib/functions.sh b/package/base-files/files/lib/functions.sh
index b88d4d6217..3a5a65dcc7 100755
--- a/package/base-files/files/lib/functions.sh
+++ b/package/base-files/files/lib/functions.sh
@@ -216,6 +216,7 @@ default_postinst() {
 			$i start
 		}
 	done
+	[ -n "${IPKG_INSTROOT}" ] || rm -f /tmp/luci-indexcache 2>/dev/null
 	return 0
 }