diff --git a/htdocs/comm/action/class/api_agendaevents.class.php b/htdocs/comm/action/class/api_agendaevents.class.php
index e7745f1d5fd..8c13709b250 100644
--- a/htdocs/comm/action/class/api_agendaevents.class.php
+++ b/htdocs/comm/action/class/api_agendaevents.class.php
@@ -124,7 +124,7 @@ class AgendaEvents extends DolibarrApi
 		if (!DolibarrApiAccess::$user->rights->societe->client->voir && !$socid) {
 			$search_sale = DolibarrApiAccess::$user->id;
 		}
-		if (empty($conf->societe->enabled)) {
+		if (!isModEnabled('societe')) {
 			$search_sale = 0; // If module thirdparty not enabled, sale representative is something that does not exists
 		}
 
diff --git a/htdocs/don/card.php b/htdocs/don/card.php
index c867418cfbb..bf9ba2e6388 100644
--- a/htdocs/don/card.php
+++ b/htdocs/don/card.php
@@ -460,7 +460,7 @@ if ($action == 'create') {
 	print $form->selectyesno("public", $public_donation, 1);
 	print "</td></tr>\n";
 
-	if (empty($conf->societe->enabled) || empty($conf->global->DONATION_USE_THIRDPARTIES)) {
+	if (!isModEnabled('societe') || empty($conf->global->DONATION_USE_THIRDPARTIES)) {
 		print "<tr>".'<td>'.$langs->trans("Company").'</td><td><input type="text" name="societe" value="'.dol_escape_htmltag(GETPOST("societe")).'" class="maxwidth200"></td></tr>';
 		print "<tr>".'<td>'.$langs->trans("Lastname").'</td><td><input type="text" name="lastname" value="'.dol_escape_htmltag(GETPOST("lastname")).'" class="maxwidth200"></td></tr>';
 		print "<tr>".'<td>'.$langs->trans("Firstname").'</td><td><input type="text" name="firstname" value="'.dol_escape_htmltag(GETPOST("firstname")).'" class="maxwidth200"></td></tr>';
diff --git a/htdocs/ecm/index_auto.php b/htdocs/ecm/index_auto.php
index 4ffe606c79e..49bd25d0b90 100644
--- a/htdocs/ecm/index_auto.php
+++ b/htdocs/ecm/index_auto.php
@@ -314,7 +314,7 @@ if (!empty($conf->global->ECM_AUTO_TREE_ENABLED)) {
 		$rowspan++; $sectionauto[] = array('position'=>10, 'level'=>1, 'module'=>'product', 'test'=>(isModEnabled("product") || isModEnabled("service")), 'label'=>$langs->trans("ProductsAndServices"), 'desc'=>$langs->trans("ECMDocsByProducts"));
 	}
 	if (isModEnabled("societe")) {
-		$rowspan++; $sectionauto[] = array('position'=>20, 'level'=>1, 'module'=>'company', 'test'=>$conf->societe->enabled, 'label'=>$langs->trans("ThirdParties"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("ThirdParties")));
+		$rowspan++; $sectionauto[] = array('position'=>20, 'level'=>1, 'module'=>'company', 'test'=>isModEnabled('societe'), 'label'=>$langs->trans("ThirdParties"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("ThirdParties")));
 	}
 	if (isModEnabled("propal")) {
 		$rowspan++; $sectionauto[] = array('position'=>30, 'level'=>1, 'module'=>'propal', 'test'=>$conf->propal->enabled, 'label'=>$langs->trans("Proposals"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("Proposals")));
diff --git a/htdocs/ecm/search.php b/htdocs/ecm/search.php
index d04983fff11..6bbca0026e1 100644
--- a/htdocs/ecm/search.php
+++ b/htdocs/ecm/search.php
@@ -117,7 +117,7 @@ if (isModEnabled("product") || isModEnabled("service")) {
 	$langs->load("products"); $rowspan++; $sectionauto[] = array('level'=>1, 'module'=>'product', 'test'=>(isModEnabled("product") || isModEnabled("service")), 'label'=>$langs->trans("ProductsAndServices"), 'desc'=>$langs->trans("ECMDocsByProducts"));
 }
 if (isModEnabled("societe")) {
-	$rowspan++; $sectionauto[] = array('level'=>1, 'module'=>'company', 'test'=>$conf->societe->enabled, 'label'=>$langs->trans("ThirdParties"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("ThirdParties")));
+	$rowspan++; $sectionauto[] = array('level'=>1, 'module'=>'company', 'test'=>isModEnabled('societe'), 'label'=>$langs->trans("ThirdParties"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("ThirdParties")));
 }
 if (isModEnabled("propal")) {
 	$rowspan++; $sectionauto[] = array('level'=>1, 'module'=>'propal', 'test'=>$conf->propal->enabled, 'label'=>$langs->trans("Proposals"), 'desc'=>$langs->trans("ECMDocsBy", $langs->transnoentitiesnoconv("Proposals")));
diff --git a/htdocs/projet/list.php b/htdocs/projet/list.php
index c1e18d60309..7cfb66288e1 100644
--- a/htdocs/projet/list.php
+++ b/htdocs/projet/list.php
@@ -199,7 +199,7 @@ foreach ($object->fields as $key => $val) {
 include DOL_DOCUMENT_ROOT.'/core/tpl/extrafields_list_array_fields.tpl.php';
 
 // Add non object fields to fields for list
-$arrayfields['s.nom'] = array('label'=>$langs->trans("ThirdParty"), 'checked'=>1, 'position'=>21, 'enabled'=>(empty($conf->societe->enabled) ? 0 : 1));
+$arrayfields['s.nom'] = array('label'=>$langs->trans("ThirdParty"), 'checked'=>1, 'position'=>21, 'enabled'=>(!isModEnabled('societe') ? 0 : 1));
 $arrayfields['s.name_alias'] = array('label'=>"AliasNameShort", 'checked'=>0, 'position'=>22);
 $arrayfields['commercial'] = array('label'=>$langs->trans("SaleRepresentativesOfThirdParty"), 'checked'=>0, 'position'=>23);
 $arrayfields['c.assigned'] = array('label'=>$langs->trans("AssignedTo"), 'checked'=>-1, 'position'=>120);
diff --git a/htdocs/societe/class/api_thirdparties.class.php b/htdocs/societe/class/api_thirdparties.class.php
index a7b78174cf1..f2357c96a16 100644
--- a/htdocs/societe/class/api_thirdparties.class.php
+++ b/htdocs/societe/class/api_thirdparties.class.php
@@ -550,7 +550,7 @@ class Thirdparties extends DolibarrApi
 	{
 		global $conf;
 
-		if (empty($conf->societe->enabled)) {
+		if (!isModEnabled('societe')) {
 			throw new RestException(501, 'Module "Thirdparties" needed for this request');
 		}