diff --git a/install.sh b/install.sh
index e49ee0c..e62d9ba 100644
--- a/install.sh
+++ b/install.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 echo "This script will install the bottlepy web server and allow you to control and monitor the state of your smart garage door opener."
 sleep 1
@@ -22,7 +22,7 @@ then
     wget https://raw.githubusercontent.com/Rav4s/Pi-Garage-Door-Opener/master/Python_script_for_garage_door.py
     sleep 0.5
     echo "Editing /etc/rc.local for auto startup..."
-    sed 'x; ${s/.*/python3 /home/pi/Python_script_for_garage_door.py &/;p;x}; 1d' /etc/rc.local
+    sudo sed -i 'x; ${s/.*/python3 /home/pi/Python_script_for_garage_door.py &/;p;x}; 1d' /etc/rc.local
     sleep 0.5
     echo "Successful install! Rebooting in 5 seconds!"
     sleep 5