diff --git a/composer-dependency-analyser.php b/composer-dependency-analyser.php
index 9ae1971..558ab23 100644
--- a/composer-dependency-analyser.php
+++ b/composer-dependency-analyser.php
@@ -20,6 +20,7 @@
         [
             'friendsofphp/php-cs-fixer',
             'phpstan/phpstan',
+            'psalm/plugin-phpunit',
             'psalm/plugin-symfony',
             'rector/rector',
             'squizlabs/php_codesniffer',
diff --git a/composer.json b/composer.json
index 420f5fc..08ea6c5 100644
--- a/composer.json
+++ b/composer.json
@@ -16,6 +16,7 @@
     "friendsofphp/php-cs-fixer": "^3.93",
     "phpat/phpat": "^0.11.4",
     "phpstan/phpstan": "^2.1",
+    "psalm/plugin-phpunit": "^0.19",
     "psalm/plugin-symfony": "^5.3",
     "rector/rector": "^2.0",
     "squizlabs/php_codesniffer": "^3.10",
diff --git a/dist/psalm.xml.dist b/dist/psalm.xml.dist
index cba18c8..359a9fb 100644
--- a/dist/psalm.xml.dist
+++ b/dist/psalm.xml.dist
@@ -15,6 +15,7 @@
     </projectFiles>
 
     <plugins>
+        <pluginClass class="Psalm\PhpUnitPlugin\Plugin"/>
         <pluginClass class="Psalm\SymfonyPsalmPlugin\Plugin"/>
     </plugins>
 </psalm>
diff --git a/docs/Psalm/README.md b/docs/Psalm/README.md
index c827acd..bb872e3 100644
--- a/docs/Psalm/README.md
+++ b/docs/Psalm/README.md
@@ -12,6 +12,7 @@
 
 ## Out of the box usage
 - The default configuration analyzes the `src` directory with error level 2 (strict).
+- The default configuration includes the Symfony and PHPUnit plugins.
 - The `--config` flag is used to specify the configuration to be used.
 
 ### Run Psalm analysis
@@ -55,6 +56,7 @@ Stubs help Psalm understand types from external libraries that lack proper type
     </projectFiles>
 
     <plugins>
+        <pluginClass class="Psalm\PhpUnitPlugin\Plugin"/>
         <pluginClass class="Psalm\SymfonyPsalmPlugin\Plugin"/>
     </plugins>
 
@@ -83,6 +85,7 @@ Suppress specific issues for certain directories or files:
     </projectFiles>
 
     <plugins>
+        <pluginClass class="Psalm\PhpUnitPlugin\Plugin"/>
         <pluginClass class="Psalm\SymfonyPsalmPlugin\Plugin"/>
     </plugins>
 
@@ -120,6 +123,7 @@ Baselines allow you to suppress existing issues while enforcing strict analysis
     </projectFiles>
 
     <plugins>
+        <pluginClass class="Psalm\PhpUnitPlugin\Plugin"/>
         <pluginClass class="Psalm\SymfonyPsalmPlugin\Plugin"/>
     </plugins>
 </psalm>
@@ -139,7 +143,7 @@ vendor/bin/psalm --config=psalm.xml
 | `errorLevel` | `2` | Strictness level (1=strictest, 8=most lenient) |
 | `findUnusedCode` | `false` | Detect unused classes, methods, and variables |
 | `ensureOverrideAttribute` | `false` | Require `#[Override]` attribute on overridden methods |
-| `errorBaseline` | - | Path to baseline file for suppressing existing issues |
+| `errorBaseline` | `—` | Path to baseline file for suppressing existing issues |
 
 ## Baseline management
 
diff --git a/psalm.xml b/psalm.xml
index 6e5b0ae..1bfbd3e 100644
--- a/psalm.xml
+++ b/psalm.xml
@@ -21,6 +21,7 @@
     </stubs>
 
     <plugins>
+        <pluginClass class="Psalm\PhpUnitPlugin\Plugin"/>
         <pluginClass class="Psalm\SymfonyPsalmPlugin\Plugin"/>
     </plugins>