diff --git a/.github/ISSUE_TEMPLATE/troubleshooting-help.md b/.github/ISSUE_TEMPLATE/troubleshooting-help.md
index 9585395..4ed3b19 100644
--- a/.github/ISSUE_TEMPLATE/troubleshooting-help.md
+++ b/.github/ISSUE_TEMPLATE/troubleshooting-help.md
@@ -17,7 +17,6 @@ Before you proceed...
 See also:
   - Extension breakage due to prefs [issue 391](https://github.com/arkenfox/user.js/issues/391)
   - Prefs vs Recommended Extensions: Co-Existance+Enhancement | Conflicts [issue 350](https://github.com/arkenfox/user.js/issues/350)
-  - The extension CSP header modification game [issue 664](https://github.com/arkenfox/user.js/issues/664)
 
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   - browser version