diff --git a/psalm-baseline.xml b/psalm-baseline.xml
index 21fd279..917586c 100644
--- a/psalm-baseline.xml
+++ b/psalm-baseline.xml
@@ -80,11 +80,9 @@
     <UnresolvableInclude occurrences="1">
       <code>include $this-&gt;cacheFile</code>
     </UnresolvableInclude>
-  </file>
-  <file src="src/FastRouteRouter/ConfigProvider.php">
-    <UndefinedClass occurrences="1">
-      <code>\Zend\Expressive\Router\FastRouteRouter\FastRouteRouter</code>
-    </UndefinedClass>
+    <MixedArgumentTypeCoercion occurrences="1">
+      <code>$missingParameters</code>
+    </MixedArgumentTypeCoercion>
   </file>
   <file src="src/FastRouteRouterFactory.php">
     <MixedArgument occurrences="1">
diff --git a/src/FastRouteRouter/ConfigProvider.php b/src/FastRouteRouter/ConfigProvider.php
index b50a338..ab69f92 100644
--- a/src/FastRouteRouter/ConfigProvider.php
+++ b/src/FastRouteRouter/ConfigProvider.php
@@ -25,6 +25,9 @@ public function __invoke(): array
      */
     public function getDependencies(): array
     {
+        /**
+         * @psalm-suppress UndefinedClass
+         */
         return [
             'aliases'   => [
                 RouterInterface::class => FastRouteRouter::class,