diff --git a/CHANGELOG.md b/CHANGELOG.md
index f995c83..6a99d72 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com), and this
 
 ### Changed
 * Update to PHPUnit 11
+* Update to PHPStan 1.11
 
 ### Deprecated
 * *Nothing*
diff --git a/composer.json b/composer.json
index 261e987..7b81974 100644
--- a/composer.json
+++ b/composer.json
@@ -24,8 +24,8 @@
     },
     "require-dev": {
         "devster/ubench": "^2.1",
-        "phpstan/phpstan": "^1.10",
-        "phpstan/phpstan-phpunit": "^1.3",
+        "phpstan/phpstan": "^1.11",
+        "phpstan/phpstan-phpunit": "^1.4",
         "phpunit/phpunit": "^11.1",
         "roave/security-advisories": "dev-master",
         "shlinkio/php-coding-standard": "~2.3.0",
diff --git a/docker-compose.override.yml.dist b/docker-compose.override.yml.dist
index 4a667f1..f823f01 100644
--- a/docker-compose.override.yml.dist
+++ b/docker-compose.override.yml.dist
@@ -1,5 +1,3 @@
-version: '3'
-
 services:
   shlink_installer_php:
     user: 1000:1000
diff --git a/docker-compose.yml b/docker-compose.yml
index 9220c3a..b0fcb7d 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,5 +1,3 @@
-version: '3'
-
 services:
   shlink_installer_php:
     container_name: shlink_installer_php
diff --git a/phpstan.neon b/phpstan.neon
index 88060ed..ce86abc 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -2,5 +2,5 @@ includes:
 	- vendor/phpstan/phpstan-phpunit/extension.neon
 	- vendor/phpstan/phpstan-phpunit/rules.neon
 parameters:
-	checkMissingIterableValueType: false
-	checkGenericClassInNonGenericObjectType: false
+	ignoreErrors:
+		- identifier: missingType.iterableValue
diff --git a/src/Config/ConfigOptionsManager.php b/src/Config/ConfigOptionsManager.php
index f91a3bc..10f1aeb 100644
--- a/src/Config/ConfigOptionsManager.php
+++ b/src/Config/ConfigOptionsManager.php
@@ -6,6 +6,9 @@
 
 use Laminas\ServiceManager\AbstractPluginManager;
 
+/**
+ * @extends AbstractPluginManager<Option\ConfigOptionInterface>
+ */
 class ConfigOptionsManager extends AbstractPluginManager implements ConfigOptionsManagerInterface
 {
     protected $instanceOf = Option\ConfigOptionInterface::class; // phpcs:ignore