diff --git a/ppp_installer/reconnect_baseshield b/ppp_installer/reconnect_baseshield
index a161cc0..91e8a98 100644
--- a/ppp_installer/reconnect_baseshield
+++ b/ppp_installer/reconnect_baseshield
@@ -2,7 +2,7 @@
 
 while true; do
 
-	ping -c 1 8.8.8.8
+	ping -I ppp0 -c 1 8.8.8.8
 
 	if [ $? -eq 0 ]; then
 		echo "Connection up, reconnect not required..."
diff --git a/ppp_installer/reconnect_cellulariot b/ppp_installer/reconnect_cellulariot
index cee4094..330fa0b 100644
--- a/ppp_installer/reconnect_cellulariot
+++ b/ppp_installer/reconnect_cellulariot
@@ -19,7 +19,7 @@ while true; do
 		gpio -g write 11 0
 		sleep 2
 	else
-		ping -c 1 8.8.8.8
+		ping -I ppp0 -c 1 8.8.8.8
 
 		if [ $? -eq 0 ]; then
 			echo "Connection up, reconnect not required..."
diff --git a/ppp_installer/reconnect_gprsshield b/ppp_installer/reconnect_gprsshield
index d6ae6cf..0315448 100644
--- a/ppp_installer/reconnect_gprsshield
+++ b/ppp_installer/reconnect_gprsshield
@@ -14,7 +14,7 @@ while true; do
 		gpio -g write 26 0
 		sleep 2
 	else
-		ping -c 1 8.8.8.8
+		ping -I ppp0 -c 1 8.8.8.8
 
 		if [ $? -eq 0 ]; then
 			echo "Connection up, reconnect not required..."