diff --git a/composer.json b/composer.json
index cd75f55..b4796d0 100644
--- a/composer.json
+++ b/composer.json
@@ -1,4 +1,6 @@
 {
+    "name": "caboulot/omo",
+    "version": "0.0.0",
     "type": "project",
     "license": "WTFPL",
     "minimum-stability": "stable",
diff --git a/config/packages/twig.yaml b/config/packages/twig.yaml
index b1dd948..ec3ea3c 100644
--- a/config/packages/twig.yaml
+++ b/config/packages/twig.yaml
@@ -21,6 +21,7 @@ twig:
               route: 'app_tools_city'
             - label: 'Osmose'
               route: 'app_tools_osmose'
+        versionGetter: '@App\Service\VersionGetter'
 
 when@test:
     twig:
diff --git a/config/services.yaml b/config/services.yaml
index ebd3d95..81f8d9d 100644
--- a/config/services.yaml
+++ b/config/services.yaml
@@ -13,6 +13,10 @@ services:
     _defaults:
         autowire: true      # Automatically injects dependencies in your services.
         autoconfigure: true # Automatically registers your services as commands, event subscribers, etc.
+        bind:
+            # pass this value to any $projectDir argument for any service
+            # that's created in this file (including controller arguments)
+            $projectDir: '%kernel.project_dir%'
 
     # makes classes in src/ available to be used as services
     # this creates a service per class whose id is the fully-qualified class name
diff --git a/src/Service/VersionGetter.php b/src/Service/VersionGetter.php
new file mode 100644
index 0000000..8d8130c
--- /dev/null
+++ b/src/Service/VersionGetter.php
@@ -0,0 +1,18 @@
+<?php
+
+namespace App\Service;
+
+class VersionGetter {
+
+    public function __construct(private $projectDir) {}
+
+    public function getVersion($defaultVersion = null): ?string {
+        try {
+            $data = json_decode(file_get_contents($this->projectDir.'/composer.json'), true);
+            return isset($data['version']) ? $data['version'] : $defaultVersion;
+        } catch (\Exception $exception) {
+            return '';
+        }
+    }
+
+}
diff --git a/templates/_header.html.twig b/templates/_header.html.twig
index e2d25f0..324c429 100644
--- a/templates/_header.html.twig
+++ b/templates/_header.html.twig
@@ -1,7 +1,7 @@
 <header>
     <nav class="navbar navbar-expand-lg bg-body-tertiary">
         <div class="container-fluid">
-            <a class="navbar-brand" href="{{ path('app_home') }}" title="{{ long_title }}">{{ title }}</a>
+            <a class="navbar-brand" href="{{ path('app_home') }}" title="{{ long_title }} {{ versionGetter.getVersion() }}">{{ title }} </a>
             <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbar" aria-controls="navbar" aria-expanded="false" aria-label="Toggle navigation">
                 <span class="navbar-toggler-icon"></span>
             </button>