diff --git a/qyweixin/app_customer.go b/qyweixin/app_customer.go
index 6d3635f..de2fe37 100644
--- a/qyweixin/app_customer.go
+++ b/qyweixin/app_customer.go
@@ -102,7 +102,7 @@ type CustomerInfo struct {
 	Avatar   string      `json:"avatar"`
 	Gender   int         `json:"gender"`
 	Unionid  string      `json:"unionid"`
-	Context  interface{} `json:"enter_Session_Context"`
+	Context  interface{} `json:"enter_session_context"`
 }
 
 type AppCustomer struct {