diff --git a/ppp_installer/install.sh b/ppp_installer/install.sh
index 579535f..6b0bf6b 100755
--- a/ppp_installer/install.sh
+++ b/ppp_installer/install.sh
@@ -92,7 +92,6 @@ sed -i "s/#DEVICE/$devicename/" provider
 mv provider /etc/ppp/peers/provider
 
 if ! (grep -q 'sudo route' /etc/ppp/ip-up ); then
-    echo "sudo route del default" >> /etc/ppp/ip-up
     echo "sudo route add default ppp0" >> /etc/ppp/ip-up
 fi
 
diff --git a/ppp_installer/install_ppp_jetson.sh b/ppp_installer/install_ppp_jetson.sh
index 5127f80..aa021a9 100755
--- a/ppp_installer/install_ppp_jetson.sh
+++ b/ppp_installer/install_ppp_jetson.sh
@@ -93,7 +93,6 @@ sed -i "s/#DEVICE/$devicename/" provider
 mv provider /etc/ppp/peers/provider
 
 if ! (grep -q 'sudo route' /etc/ppp/ip-up ); then
-    echo "sudo route del default" >> /etc/ppp/ip-up
     echo "sudo route add default ppp0" >> /etc/ppp/ip-up
 fi