diff --git a/datamodels/2.x/itop-portal-base/portal/src/helpers/applicationhelper.class.inc.php b/datamodels/2.x/itop-portal-base/portal/src/helpers/applicationhelper.class.inc.php
index 8c92b7c5e8..62b664e16b 100644
--- a/datamodels/2.x/itop-portal-base/portal/src/helpers/applicationhelper.class.inc.php
+++ b/datamodels/2.x/itop-portal-base/portal/src/helpers/applicationhelper.class.inc.php
@@ -213,7 +213,7 @@ class ApplicationHelper
 	public static function RegisterTwigExtensions(Twig_Environment &$oTwigEnv)
 	{
 		// Filter to translate a string via the Dict::S function
-		// Usage in twig : {{ 'String:ToTranslate'|dict_s }}
+		// Usage in twig: {{ 'String:ToTranslate'|dict_s }}
 		$oTwigEnv->addFilter(new Twig_SimpleFilter('dict_s',
 				function ($sStringCode, $sDefault = null, $bUserLanguageOnly = false) {
 					return Dict::S($sStringCode, $sDefault, $bUserLanguageOnly);
@@ -221,7 +221,7 @@ class ApplicationHelper
 		);
 
 		// Filter to format a string via the Dict::Format function
-		// Usage in twig : {{ 'String:ToTranslate'|dict_format() }}
+		// Usage in twig: {{ 'String:ToTranslate'|dict_format() }}
 		$oTwigEnv->addFilter(new Twig_SimpleFilter('dict_format',
 				function ($sStringCode, $sParam01 = null, $sParam02 = null, $sParam03 = null, $sParam04 = null) {
 					return Dict::Format($sStringCode, $sParam01, $sParam02, $sParam03, $sParam04);
@@ -229,12 +229,12 @@ class ApplicationHelper
 		);
 
 		// Filter to enable base64 encode/decode
-		// Usage in twig : {{ 'String to encode'|base64_encode }}
+		// Usage in twig: {{ 'String to encode'|base64_encode }}
 		$oTwigEnv->addFilter(new Twig_SimpleFilter('base64_encode', 'base64_encode'));
 		$oTwigEnv->addFilter(new Twig_SimpleFilter('base64_decode', 'base64_decode'));
 
 		// Filter to enable json decode  (encode already exists)
-		// Usage in twig : {{ aSomeArray|json_decode }}
+		// Usage in twig: {{ aSomeArray|json_decode }}
 		$oTwigEnv->addFilter(new Twig_SimpleFilter('json_decode', function ($sJsonString, $bAssoc = false) {
 				return json_decode($sJsonString, $bAssoc);
 			})
@@ -271,11 +271,19 @@ class ApplicationHelper
 		}));
 
 		// Function to check our current environment
-		// Usage in twig :   {% if is_development_environment() %}
+		// Usage in twig:   {% if is_development_environment() %}
 		$oTwigEnv->addFunction(new Twig_SimpleFunction('is_development_environment', function()
 		{
 			return utils::IsDevelopmentEnvironment();
 		}));
+
+		// Function to get configuration parameter
+		// Usage in twig: {{ get_config_parameter('foo') }}
+		$oTwigEnv->addFunction(new Twig_SimpleFunction('get_config_parameter', function($sParamName)
+		{
+			$oConfig = MetaModel::GetConfig();
+			return $oConfig->Get($sParamName);
+		}));
 	}
 
 	/**
diff --git a/datamodels/2.x/itop-portal-base/portal/src/views/layout.html.twig b/datamodels/2.x/itop-portal-base/portal/src/views/layout.html.twig
index efc5017dac..4f3aed44ea 100644
--- a/datamodels/2.x/itop-portal-base/portal/src/views/layout.html.twig
+++ b/datamodels/2.x/itop-portal-base/portal/src/views/layout.html.twig
@@ -299,7 +299,7 @@
 								{% if app['debug'] %}
 									<div style="position: fixed; bottom: 0px; left: 0px; z-index: 9999;">Debug : Taille <span class="hidden-sm hidden-md hidden-lg">XS</span><span class="hidden-xs hidden-md hidden-lg">SM</span><span class="hidden-xs hidden-sm hidden-lg">MD</span><span class="hidden-xs hidden-sm hidden-md">LG</span></div>
 								{% endif %}
-								<a href="{{ app.url_generator.generate('p_home') }}" title="{{ app['combodo.portal.instance.conf'].properties.name|dict_s }}">
+								<a href="{{ get_config_parameter('app_icon_url') }}" title="{{ app['combodo.portal.instance.conf'].properties.name|dict_s }}">
 									<img src="{{ app['combodo.portal.instance.conf'].properties.logo }}" alt="{{ app['combodo.portal.instance.conf'].properties.name|dict_s }}" />
 								</a>
 							{% endblock %}