diff --git a/http/garage_door_opener.lua b/http/garage_door_opener.lua
index ca67617..74e59c7 100644
--- a/http/garage_door_opener.lua
+++ b/http/garage_door_opener.lua
@@ -5,15 +5,14 @@
 local function pushTheButton(connection, pin)
 
    -- push the button!
-   -- Note that the relays connected to the garage door opener are wired
-   -- to close when the GPIO pin is low. This way they don't activate when
-   -- the chip is reset and the GPIO pins are in input mode.
-   gpio.write(pin, gpio.LOW)
-   gpio.mode(pin, gpio.OUTPUT)
-   gpio.write(pin, gpio.LOW)
-   tmr.delay(300000) -- in microseconds
+   -- The hardware in this case is a Wemos D1 Pro with two relay shields.
+   -- The first relay is controlled with D1.
+   -- The second one was modified to be controlled with D2.
    gpio.write(pin, gpio.HIGH)
-   gpio.mode(pin, gpio.INPUT)
+   gpio.mode(pin, gpio.OUTPUT, gpio.FLOAT)
+   tmr.delay(300000) -- in microseconds
+   gpio.mode(pin, gpio.INPUT, gpio.FLOAT)
+   gpio.write(pin, gpio.LOW)
 
    -- Send back JSON response.
    connection:send("HTTP/1.0 200 OK\r\nContent-Type: application/json\r\nCache-Control: private, no-store\r\n\r\n")
@@ -23,8 +22,8 @@ end
 
 return function (connection, req, args)
    print('Garage door button was pressed!', args.door)
-   if     args.door == "1" then pushTheButton(connection, 1)   -- GPIO1
-   elseif args.door == "2" then pushTheButton(connection, 2)   -- GPIO2
+   if     args.door == "1" then pushTheButton(connection, 1)
+   elseif args.door == "2" then pushTheButton(connection, 2)
    else
       connection:send("HTTP/1.0 400 OK\r\nContent-Type: application/json\r\nCache-Control: private, no-store\r\n\r\n")
       connection:send('{"error":-1, "message":"Bad door"}')