diff --git a/client.proto b/client.proto
index 1717755..38b31ee 100644
--- a/client.proto
+++ b/client.proto
@@ -4,9 +4,11 @@ package ledd;
 
 import "hcl.proto";
 import "led.proto";
+import "backend.proto";
 
 message Client {
     string type = 1;
+    string version = 2;
 }
 
 message AddLED {
@@ -47,12 +49,14 @@ message RPCResponse {
 
 message ClientWrapperMessage {
     repeated LED leds = 1;
+    repeated Backend backends = 2;
     oneof msg {
-        Client m_client = 2;
-        AddLED m_add_led = 3;
-        RemoveLED m_remove_led = 4;
-        SetLED m_set_led = 5;
-        GetLED m_get_led = 6;
-        SetDirect m_set_direct = 7;
+        Client m_client = 3;
+        AddLED m_add_led = 4;
+        RemoveLED m_remove_led = 5;
+        SetLED m_set_led = 6;
+        GetLED m_get_led = 7;
+        SetDirect m_set_direct = 8;
+        LedD m_ledd = 9;
     }
 }