Add changelog entry
diff --git a/pkgs/test/CHANGELOG.md b/pkgs/test/CHANGELOG.md
index 04ef333..68519d4 100644
--- a/pkgs/test/CHANGELOG.md
+++ b/pkgs/test/CHANGELOG.md
@@ -4,6 +4,7 @@
* Increase SDK constraint to ^3.5.0-311.0.dev.
* Support running Node.js tests compiled with dart2wasm.
* Allow `firefox` or `firefox-bin` executable name on macOS.
+* Use a DevTools URL instead of a defunct observatory URL.
## 1.25.8
diff --git a/pkgs/test_core/CHANGELOG.md b/pkgs/test_core/CHANGELOG.md
index 6103110..34af12c 100644
--- a/pkgs/test_core/CHANGELOG.md
+++ b/pkgs/test_core/CHANGELOG.md
@@ -3,6 +3,7 @@
* Fix dart2wasm tests on windows.
* Increase SDK constraint to ^3.5.0-311.0.dev.
* Allow passing additional arguments to `dart compile wasm`.
+* Use a DevTools URL instead of a defunct observatory URL.
## 0.6.5