diff --git a/docs/entrypoints/unlisted-pages.md b/docs/entrypoints/unlisted-pages.md
index 7b610978..2461908c 100644
--- a/docs/entrypoints/unlisted-pages.md
+++ b/docs/entrypoints/unlisted-pages.md
@@ -2,6 +2,8 @@
 
 HTML pages that are bundled and shipped with the extension, but are not included in the manifest.
 
+If you plan on using the page in an iframe, don't forget to add the page to [`web_accessible_resources`](https://developer.chrome.com/docs/extensions/reference/manifest/web-accessible-resources).
+
 ### Examples
 
 - Onboarding
diff --git a/docs/entrypoints/unlisted-scripts.md b/docs/entrypoints/unlisted-scripts.md
index 134122e4..89a2da53 100644
--- a/docs/entrypoints/unlisted-scripts.md
+++ b/docs/entrypoints/unlisted-scripts.md
@@ -2,7 +2,7 @@
 
 TypeScript files that are bundled and shipped with the extension, but are not included in the manifest.
 
-You are responsible for loading/running these scripts where needed.
+You are responsible for loading/running these scripts where needed. If necessary, don't forget to add the script and/or any related stylesheets to [`web_accessible_resources`](https://developer.chrome.com/docs/extensions/reference/manifest/web-accessible-resources).
 
 ## Filenames