diff --git a/subscribe_message.go b/subscribe_message.go
index 26e435d..c846999 100644
--- a/subscribe_message.go
+++ b/subscribe_message.go
@@ -9,6 +9,7 @@ type SubscribeMessage struct {
 }
 
 type SubscribeMessageBody struct {
-	Method string      `json:"method"`
-	Params interface{} `json:"params,omitempty"`
+	Version string      `json:"jsonrpc"`
+	Method  string      `json:"method"`
+	Params  interface{} `json:"params,omitempty"`
 }