diff --git a/bridge/slack/handlers.go b/bridge/slack/handlers.go
index 840deafd..e64686f9 100644
--- a/bridge/slack/handlers.go
+++ b/bridge/slack/handlers.go
@@ -292,8 +292,8 @@ func (b *Bslack) handleDownloadFile(rmsg *config.Message, file *slack.File, retr
 		return fmt.Errorf("download %s failed %#v", file.URLPrivateDownload, err)
 	}
 
-	if len(*data) != int(file.Size) && retry != true {
-		b.Log.Debugf("Data size (%i) is not equal to size declared (%i)\n", len(*data), int(file.Size))
+	if len(*data) != file.Size && retry != true {
+		b.Log.Debugf("Data size (%i) is not equal to size declared (%i)\n", len(*data), file.Size)
 		time.Sleep(1 * time.Second)
 		return b.handleDownloadFile(rmsg, file, true)
 	}