diff --git a/fcm.go b/fcm.go
index 7895d77..1636527 100644
--- a/fcm.go
+++ b/fcm.go
@@ -92,7 +92,7 @@ type Client struct {
 
 func NewClient(projectId string, cfg ClientConfig, ts oauth2.TokenSource, hc *http.Client, logger logr.Logger) *Client {
 	return &Client{
-		sendEndpoint: cfg.SendEndpoint,
+		sendEndpoint: MakeSendEndpoint(projectId),
 		ts:           ts,
 		hc:           hc,
 		logger:       logger,