diff --git a/src/page/main.mjs b/src/page/main.mjs
index 44599bd..82895d9 100644
--- a/src/page/main.mjs
+++ b/src/page/main.mjs
@@ -125,6 +125,7 @@ async function loadFile(file, filetype) {
 		if (!cards.length) logsElement.innerHTML = "<font color=\"red\">No cards found</font>"
 	}
 	else cards = [file]
+	if (file instanceof Blob && filetype == 'application/json') cards = [await file.text()]
 	return loadCards(cards)
 }
 /**