diff --git a/php/README.md b/php/README.md
index 285530f657f..29ade4ae7f6 100644
--- a/php/README.md
+++ b/php/README.md
@@ -56,6 +56,7 @@ Note: You can restart the server by preceding the command with other environment
 |-----------------------------------------|----------------------------------------|
 | `composer run dev`                      | Starts the development server          |
 | `composer run psalm`                    | Run Psalm static analysis              |
+| `composer run psalm:strict`             | Run Psalm static analysis strict       |
 | `composer run psalm:update-baseline`    | Run Psalm with `--update-baseline` arg |
 | `composer run lint`                     | Run PHP Syntax check                   |
 | `composer run lint:twig`                | Run Twig Syntax check                  |
diff --git a/php/composer.json b/php/composer.json
index 3ac4ea36220..17fa50977fc 100644
--- a/php/composer.json
+++ b/php/composer.json
@@ -1,35 +1,36 @@
 {
-    "autoload": {
-        "psr-4": {
-            "AIO\\": ["src/"]
-        }
-    },
-    "require": {
-        "php": "8.3.*",
-        "ext-json": "*",
-        "ext-sodium": "*",
-        "ext-curl": "*",
-        "slim/slim": "^4.11",
-        "php-di/slim-bridge": "^3.3",
-        "guzzlehttp/guzzle": "^7.5",
-        "guzzlehttp/psr7": "^2.4",
-        "http-interop/http-factory-guzzle": "^1.2",
-        "slim/twig-view": "^3.3",
-        "slim/csrf": "^1.3",
-        "ext-apcu": "*"
-    },
-    "require-dev": {
-        "sserbin/twig-linter": "@dev",
-        "vimeo/psalm": "^5.25",
-        "wapmorgan/php-deprecation-detector": "dev-master"
-    },
-    "scripts": {
-        "dev": [
-            "Composer\\Config::disableProcessTimeout",
-            "php -S localhost:8080 -t public"
-        ],
+	"autoload": {
+		"psr-4": {
+			"AIO\\": ["src/"]
+		}
+	},
+	"require": {
+		"php": "8.3.*",
+		"ext-json": "*",
+		"ext-sodium": "*",
+		"ext-curl": "*",
+		"slim/slim": "^4.11",
+		"php-di/slim-bridge": "^3.3",
+		"guzzlehttp/guzzle": "^7.5",
+		"guzzlehttp/psr7": "^2.4",
+		"http-interop/http-factory-guzzle": "^1.2",
+		"slim/twig-view": "^3.3",
+		"slim/csrf": "^1.3",
+		"ext-apcu": "*"
+	},
+	"require-dev": {
+		"sserbin/twig-linter": "@dev",
+		"vimeo/psalm": "^5.25",
+		"wapmorgan/php-deprecation-detector": "dev-master"
+	},
+	"scripts": {
+		"dev": [
+			"Composer\\Config::disableProcessTimeout",
+			"php -S localhost:8080 -t public"
+		],
 		"psalm": "psalm --threads=1",
 		"psalm:update-baseline": "psalm --threads=1 --monochrome --no-progress --output-format=text --update-baseline",
+		"psalm:strict": "psalm --threads=1 --show-info=true",
 		"lint": "php -l src/*.php src/**/*.php public/index.php",
 		"lint:twig": "twig-linter lint ./templates",
 		"php-deprecation-detector": "phpdd scan -n -t 8.3 src/*.php src/**/*.php public/index.php"
diff --git a/php/psalm.xml b/php/psalm.xml
index 59601afad4e..7a6ca595005 100644
--- a/php/psalm.xml
+++ b/php/psalm.xml
@@ -1,17 +1,22 @@
 <?xml version="1.0"?>
 <psalm
-	errorLevel="2"
-	resolveFromConfigFile="true"
 	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 	xmlns="https://getpsalm.org/schema/config"
-	xsi:schemaLocation="https://getpsalm.org/schema/config"
-    errorBaseline="psalm-baseline.xml"
+	xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
+	errorBaseline="psalm-baseline.xml"
 	findUnusedBaselineEntry="true"
-	findUnusedCode="false"
 >
 	<projectFiles>
 		<directory name="templates"/>
 		<directory name="src"/>
 		<file name="public/index.php"/>
+		<ignoreFiles>
+			<directory name="vendor" />
+		</ignoreFiles>
 	</projectFiles>
+	<extraFiles>
+		<directory name="vendor" />
+	</extraFiles>
+	<issueHandlers>
+	</issueHandlers>
 </psalm>