diff --git a/dots/bash/.bashrc b/dots/bash/.bashrc
index a40654e..d2a5842 100644
--- a/dots/bash/.bashrc
+++ b/dots/bash/.bashrc
@@ -155,7 +155,7 @@ alias nas-unmount-2="sudo umount /mnt/nas"
 
 nas() {
 
-  if [ -f $1 ] || [ -f $2 ] ; then
+  if [ -f $1 ] && [ -f $2 ] ; then
 
         if [ $1 == "mount" ] ; then
             echo "mount /mnt/nas"