diff --git a/internal/push/getui/push.go b/internal/push/getui/push.go
index 8139eea0b..253830373 100644
--- a/internal/push/getui/push.go
+++ b/internal/push/getui/push.go
@@ -7,7 +7,7 @@ import (
 	"Open_IM/pkg/utils"
 	"bytes"
 	"crypto/sha256"
-	"crypto/sha512"
+	//"crypto/sha512"
 	"encoding/hex"
 	"encoding/json"
 	"io/ioutil"