diff --git a/server/resource/internal/logic/logoresizelogic.go b/server/resource/internal/logic/logoresizelogic.go
index a1b128e6..c405915d 100644
--- a/server/resource/internal/logic/logoresizelogic.go
+++ b/server/resource/internal/logic/logoresizelogic.go
@@ -11,7 +11,7 @@ import (
 	"fusenapi/utils/file"
 	"fusenapi/utils/hash"
 	"image"
-	"image/jpeg"
+	"image/png"
 	"io"
 	"net/http"
 
@@ -91,7 +91,7 @@ func (l *LogoResizeLogic) LogoResize(req *types.LogoResizeReq, userinfo *auth.Us
 	}
 
 	emptyBuff := bytes.NewBuffer(nil) //开辟一个新的空buff
-	jpeg.Encode(emptyBuff, src, nil)  //img写入到buff
+	png.Encode(emptyBuff, src)        //img写入到buff
 
 	var hashKeyDataMap = make(map[string]interface{})