diff --git a/firmware/konnected-filesystem-0xf0000-2-2-4.img b/firmware/konnected-filesystem-0xf0000-2-2-4.img
index 1df49b1..9c065ea 100644
Binary files a/firmware/konnected-filesystem-0xf0000-2-2-4.img and b/firmware/konnected-filesystem-0xf0000-2-2-4.img differ
diff --git a/src/application.lua b/src/application.lua
index 6eba8d6..5ab0cf0 100644
--- a/src/application.lua
+++ b/src/application.lua
@@ -110,7 +110,7 @@ sendTimer:alarm(200, tmr.ALARM_AUTO, function(t)
       function(code, response)
         timeout:stop()
         local pin, state, json_response
-        if response then
+        if response and code >= 200 and code < 300 then
           json_response = sjson.decode(response)
           pin = json_response.pin
           state = json_response.state
diff --git a/src/device.lua b/src/device.lua
index 6225f07..9db4a16 100644
--- a/src/device.lua
+++ b/src/device.lua
@@ -1,8 +1,8 @@
 local me = {
   id = "uuid:8f655392-a778-4fee-97b9-4825918" .. string.format("%x", node.chipid()),
   name = "Konnected",
-  hwVersion = "2.2.4.beta1",
-  swVersion = "2.2.4.beta1",
+  hwVersion = "2.2.4",
+  swVersion = "2.2.4",
   http_port = math.floor(node.chipid()/1000) + 8000,
   urn = "urn:schemas-konnected-io:device:Security:1"
 }