diff --git a/automated install/basic-install.sh b/automated install/basic-install.sh
index 0f36a722..6a305106 100755
--- a/automated install/basic-install.sh	
+++ b/automated install/basic-install.sh	
@@ -550,21 +550,21 @@ version_check_dnsmasq() {
 	    tmp=${IPv4_address%/*}
 	    sed -i "s/@IPv4@/$tmp/" ${dnsmasq_pihole_01_location}
 	else
-		sed -i '/^address=/pi.hole/@IPv4@/d' ${dnsmasq_pihole_01_location}
-		sed -i '/^address=/@HOSTNAME@/@IPv4@/d' ${dnsmasq_pihole_01_location}
+		sed -i '/^address=\/pi.hole\/@IPv4@/d' ${dnsmasq_pihole_01_location}
+		sed -i '/^address=\/@HOSTNAME@\/@IPv4@/d' ${dnsmasq_pihole_01_location}
 	fi
 
 	if [[ "${IPv6_address}" != "" ]]; then
 	    sed -i "s/@IPv6@/$IPv6_address/" ${dnsmasq_pihole_01_location}
 	else
-		sed -i '/^address=/pi.hole/@IPv6@/d' ${dnsmasq_pihole_01_location}
-		sed -i '/^address=/@HOSTNAME@/@IPv6@/d' ${dnsmasq_pihole_01_location}
+		sed -i '/^address=\/pi.hole\/@IPv6@/d' ${dnsmasq_pihole_01_location}
+		sed -i '/^address=\/@HOSTNAME@\/@IPv6@/d' ${dnsmasq_pihole_01_location}
 	fi
 
 	if [[ "${hostname}" != "" ]]; then
 	    sed -i "s/@HOSTNAME@/$hostname/" ${dnsmasq_pihole_01_location}
 	else
-		sed -i '/^address=/@HOSTNAME@*/d' ${dnsmasq_pihole_01_location}
+		sed -i '/^address=\/@HOSTNAME@*/d' ${dnsmasq_pihole_01_location}
 	fi
 
 	sed -i 's/^#conf-dir=\/etc\/dnsmasq.d$/conf-dir=\/etc\/dnsmasq.d/' ${dnsmasq_conf}