diff --git a/scripts/lib.sh b/scripts/lib.sh
index 0947e00be..26ba4acf1 100755
--- a/scripts/lib.sh
+++ b/scripts/lib.sh
@@ -105,8 +105,8 @@ P_VER_D=`echo "$P_VER"|awk -F '.' '{print $1}'`
 P_VER_M=`echo "$P_VER"|awk -F '.' '{print $2}'`
 NEW_P_VER=${P_VER_D}.${P_VER_M}
 
-echo "cd /www/server/mdserver-web && pip3 install -r /www/server/mdserver-web/version/r${NEW_P_VER}.txt"
 if [ -f /www/server/mdserver-web/version/r${NEW_P_VER}.txt ];then
+    echo "cd /www/server/mdserver-web && pip3 install -r /www/server/mdserver-web/version/r${NEW_P_VER}.txt"
     cd /www/server/mdserver-web && pip3 install -r /www/server/mdserver-web/version/r${NEW_P_VER}.txt -i $PIPSRC
 fi