diff --git a/distribution/bin/os.sh b/distribution/bin/os.sh
index f6201584ba93c5a7919278c0b5a46c0cba2fe6ec..1a8a6cdfbb20928977a8c21db5f3a89edc16d4c3 100644
--- a/distribution/bin/os.sh
+++ b/distribution/bin/os.sh
@@ -59,6 +59,6 @@ cat /sys/block/$DISK/queue/scheduler
 if [ -d ${HOME}/tmpfs ] ; then
     echo "tmpfs exist, do nothing."
 else
-    ln -s /dev/shm tmpfs
+    ln -s /dev/shm ${HOME}/tmpfs
     echo "create tmpfs ok"
 fi