diff --git a/composer-dependency-analyser.php b/composer-dependency-analyser.php
new file mode 100644
index 0000000..ad2147a
--- /dev/null
+++ b/composer-dependency-analyser.php
@@ -0,0 +1,12 @@
+<?php
+
+use ShipMonk\ComposerDependencyAnalyser\Config\Configuration;
+use ShipMonk\ComposerDependencyAnalyser\Config\ErrorType;
+
+$config = new Configuration();
+
+return $config->ignoreErrorsOnExtensionsAndPaths(
+    ['ext-mbstring'],
+    [__DIR__ . '/src/Runtime/Exception/MappingFailedException.php'], // optional usages guarded with extension_loaded
+    [ErrorType::SHADOW_DEPENDENCY]
+);
diff --git a/composer.json b/composer.json
index 552b1fb..ab2c5f3 100644
--- a/composer.json
+++ b/composer.json
@@ -17,7 +17,7 @@
         "phpstan/phpstan-phpunit": "^2.0.0",
         "phpstan/phpstan-strict-rules": "^2.0.0",
         "phpunit/phpunit": "^10.5",
-        "shipmonk/composer-dependency-analyser": "^1.7",
+        "shipmonk/composer-dependency-analyser": "^1.8.1",
         "shipmonk/name-collision-detector": "^2.1.1",
         "shipmonk/phpstan-rules": "^4.0.0",
         "slevomat/coding-standard": "^8.15.0"