diff --git a/docs/_includes/partials/sidebar-guide.njk b/docs/_includes/partials/sidebar-guide.njk
index 72b8e0e4..61694223 100644
--- a/docs/_includes/partials/sidebar-guide.njk
+++ b/docs/_includes/partials/sidebar-guide.njk
@@ -53,12 +53,6 @@
` element on karma's test runner page:
+Ordinarily, `fixture` will render your template as a child of a plain `
` element on the test page:
```js
const el = await fixture(html``);
diff --git a/packages/testing-karma-bs/README.md b/packages/testing-karma-bs/README.md
index 1f8f2df4..7ff4901a 100644
--- a/packages/testing-karma-bs/README.md
+++ b/packages/testing-karma-bs/README.md
@@ -6,6 +6,12 @@ tags:
- guides
---
+> **Notice**
+>
+> We have stopped new development of this package.
+>
+> We will continue to support security patches and bug fixes, but we recommend [web test runner](https://modern-web.dev/docs/test-runner/overview/) for testing web component projects.
+
# Testing via Browserstack
Configuration for setting up browserstack testing with karma.
diff --git a/packages/testing-karma/README.md b/packages/testing-karma/README.md
index c3f6e048..f240cd35 100644
--- a/packages/testing-karma/README.md
+++ b/packages/testing-karma/README.md
@@ -6,6 +6,12 @@ tags:
- guides
---
+> **Notice**
+>
+> We have stopped new development of this package.
+>
+> We will continue to support security patches and bug fixes, but we recommend [web test runner](https://modern-web.dev/docs/test-runner/overview/) for testing web component projects.
+
# Testing with Karma
Configuration for setting up testing with karma.
diff --git a/packages/testing-wallaby/README.md b/packages/testing-wallaby/README.md
index c0e00a08..151e12e2 100644
--- a/packages/testing-wallaby/README.md
+++ b/packages/testing-wallaby/README.md
@@ -6,6 +6,12 @@ tags:
- guides
---
+> **Notice**
+>
+> We have stopped new development of this package.
+>
+> We will continue to support security patches and bug fixes, but we recommend [web test runner](https://modern-web.dev/docs/test-runner/overview/) for testing web component projects.
+
# Testing in IDE via Wallaby
Wallaby.js is a Plugin for your IDE and runs tests in real time while you are typing.