From 4ef3fbd6935a6abcbafad8ceddef5dbbb703e0d5 Mon Sep 17 00:00:00 2001
From: Federico Brigante <me@fregante.com>
Date: Sat, 12 Jun 2021 16:41:12 +0700
Subject: [PATCH] Add support for injection in iframes

---
 lib/background.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/background.js b/lib/background.js
index e24283d..12e41c2 100644
--- a/lib/background.js
+++ b/lib/background.js
@@ -10,7 +10,7 @@ const isChrome = typeof chrome !== 'undefined'
     } catch {}
     if (file) {
       const details = {
-        frameId: sender.tab.frameId,
+        frameId: sender.frameId,
         file,
       }
       const callback = () => sendResponse()