diff --git a/README.md b/README.md
index 60ca976..b2c911b 100644
--- a/README.md
+++ b/README.md
@@ -22,4 +22,5 @@ For the same reason as the last question. That's how the `@match` directives are
## TODO
-- Figure out why it doesn't work on Firefox
+- ~~Figure out why it doesn't work on Firefox~~
+ - It's because the `@run-at context-menu` header only works in Chrome based browsers. The context menu item *appears* in Firefox but doesn't do anything. Find a workaraound
diff --git a/index.html b/index.html
index 4345bb3..57c0d40 100644
--- a/index.html
+++ b/index.html
@@ -15,7 +15,7 @@
Ensure Tampermonkey is installed: Tampermonkey Home Page Chrome Extension Firefox Add-On
- At time of writing, the script doesn't work in Firefox and I haven't the foggiest idea why. Working on it.
+ At time of writing, the script doesn't work in Firefox and I'm not sure how to fix it. Looking for a workaround.