diff --git a/openwrt/package/base-files/au1000-2.6/sbin/mount_root b/openwrt/package/base-files/au1000-2.6/sbin/mount_root
index 5dd1b0c562..bc4165ca30 100755
--- a/openwrt/package/base-files/au1000-2.6/sbin/mount_root
+++ b/openwrt/package/base-files/au1000-2.6/sbin/mount_root
@@ -1,4 +1,5 @@
 #!/bin/sh
+mount none /proc -t proc
 size=$(awk '/Mem:/ {l=5242880;print((s=$2/2)<l)?$2-l:s}' /proc/meminfo)
 mount none /tmp -t tmpfs -o size=$size
 
diff --git a/openwrt/package/base-files/default/sbin/mount_root b/openwrt/package/base-files/default/sbin/mount_root
index 6c8805c080..647c25327a 100755
--- a/openwrt/package/base-files/default/sbin/mount_root
+++ b/openwrt/package/base-files/default/sbin/mount_root
@@ -1,6 +1,6 @@
 #!/bin/sh
-size=$(awk '/Mem:/ {l=5242880;print((s=$2/2)<l)?$2-l:s}' /proc/meminfo)
 mount none /proc -t proc
+size=$(awk '/Mem:/ {l=5242880;print((s=$2/2)<l)?$2-l:s}' /proc/meminfo)
 mount none /tmp -t tmpfs -o size=$size,nosuid,nodev,mode=1777
 mkdir -p /dev/pts
 mount none /dev/pts -t devpts