diff --git a/xCAT/xCAT.spec b/xCAT/xCAT.spec
index e76f1ffa3..2a60019ce 100644
--- a/xCAT/xCAT.spec
+++ b/xCAT/xCAT.spec
@@ -108,7 +108,7 @@ if [ "$1" = "1" ]; then #Only if installing for the fist time..
         echo '/tftpboot *(rw,root_squash,sync)' >> /etc/exports #SECURITY: this has potential for sharing private host/user keys
     fi
     if ! grep /install /etc/exports; then
-        echo '/install *(ro,no_root_squash,sync)' >> /etc/exports #SECURITY: this has potential for sharing private host/user keys
+        echo '/install *(rw,no_root_squash,sync)' >> /etc/exports #SECURITY: this has potential for sharing private host/user keys
     fi
 	chkconfig nfs on
 	/etc/rc.d/init.d/nfs stop