diff --git a/handler/tool.go b/handler/tool.go
index e4771ca..c9c35df 100644
--- a/handler/tool.go
+++ b/handler/tool.go
@@ -903,7 +903,7 @@ func HandleMessageTextToDocx(c *gin.Context) {
 	var resp proto.GenerateResp
 	userID, _ := c.Get("user_id")
 	if err := c.ShouldBind(&req); err == nil {
-		req.UserID = int(userID.(float64))
+		req.UserID = userID.(int)
 		reqStr, err2 := json.Marshal(req)
 		if err2 != nil {
 			resp.Code = proto.ParameterError