diff --git a/.scrutinizer.yml b/.scrutinizer.yml
deleted file mode 100644
index 941702a..0000000
--- a/.scrutinizer.yml
+++ /dev/null
@@ -1,28 +0,0 @@
-build:
-  environment:
-    php: 8.3
-  nodes:
-    analysis:
-      project_setup:
-        override:
-          - 'true'
-      tests:
-        override:
-          - php-scrutinizer-run
-    tests: true
-    coverage:
-      tests:
-        override:
-          -
-            # xdebug is installed but mode=off; PHPUnit exits 1 when coverage
-            # is requested without a driver, so enable it explicitly.
-            command: 'XDEBUG_MODE=coverage vendor/bin/phpunit --coverage-clover=coverage.clover --configuration phpunit.xml'
-            coverage:
-              file: 'coverage.clover'
-              format: 'clover'
-
-checks:
-  php: true
-
-tools:
-  php_cs_fixer: true
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 27c95d7..d6ceb01 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,7 @@ All notable changes to this project are documented in this file.
 - chore: run CI on PHP 8.3, 8.4 and 8.5 (the matrix listed 8.2 twice)
 - docs: split the README into `docs/` (getting started, configuration, HTTP API,
   architecture, development)
+- chore: drop Scrutinizer (`.scrutinizer.yml`, badges) — GitHub Actions is the only CI gate
 
 **Full Changelog**: https://github.com/php-lightning/lnaddress/compare/0.9.0...main
 
diff --git a/README.md b/README.md
index 38eb617..2feb688 100644
--- a/README.md
+++ b/README.md
@@ -4,12 +4,6 @@
   <a href="https://github.com/php-lightning/lnaddress/actions">
     <img src="https://github.com/php-lightning/lnaddress/workflows/CI/badge.svg" alt="GitHub Build Status">
   </a>
-  <a href="https://scrutinizer-ci.com/g/php-lightning/lnaddress/?branch=main">
-    <img src="https://scrutinizer-ci.com/g/php-lightning/lnaddress/badges/quality-score.png?b=main" alt="Scrutinizer Code Quality">
-  </a>
-  <a href="https://scrutinizer-ci.com/g/php-lightning/lnaddress/?branch=main">
-    <img src="https://scrutinizer-ci.com/g/php-lightning/lnaddress/badges/coverage.png?b=main" alt="Scrutinizer Code Coverage">
-  </a>
   <a href="https://shepherd.dev/github/php-lightning/lnaddress">
     <img src="https://shepherd.dev/github/php-lightning/lnaddress/coverage.svg" alt="Psalm Type-coverage Status">
   </a>
diff --git a/docs/development.md b/docs/development.md
index 527661e..9fac006 100644
--- a/docs/development.md
+++ b/docs/development.md
@@ -86,7 +86,7 @@ out-of-memory error inside `resultCache.php`, the cause is a stale result cache
 2. **Type Checker** — Psalm (with Shepherd) and PHPStan
 3. **Tests** — PHPUnit on PHP 8.3, 8.4 and 8.5, with locked and highest dependencies
 
-Scrutinizer (`.scrutinizer.yml`) collects coverage separately.
+Coverage is not collected in CI; run `composer test-coverage` locally for an HTML report.
 
 ## Releasing