diff --git a/Linux_reinstall/updatemotd/90-footer b/Linux_reinstall/updatemotd/90-footer
index a146f7a..a60bcb7 100644
--- a/Linux_reinstall/updatemotd/90-footer
+++ b/Linux_reinstall/updatemotd/90-footer
@@ -25,9 +25,9 @@ fi
 
 apt list --upgradable | awk 'END{print NR}' | tee -a "$UpdateLog" > /dev/null 2>&1
 UpdateRemind=`cat $UpdateLog | tail -n 1`
-Result=$(echo $UpdateRemind)
-if [ "$Result" -ge "1" ]; then
-  printf "$UpdateRemind packages can be upgraded. Run 'apt list --upgradable' to see them.\n"
+UpdateNum=`expr $UpdateRemind - 1`
+if [ "$UpdateNum" -ge "1" ]; then
+  printf "$UpdateNum packages can be upgraded. Run 'apt list --upgradable' to see them.\n"
 fi
 
 rm -rf $UpdateLog