diff --git a/htdocs/core/modules/project/doc/doc_generic_project_odt.modules.php b/htdocs/core/modules/project/doc/doc_generic_project_odt.modules.php
index d4ee4bacb80..b8dfa111446 100644
--- a/htdocs/core/modules/project/doc/doc_generic_project_odt.modules.php
+++ b/htdocs/core/modules/project/doc/doc_generic_project_odt.modules.php
@@ -482,7 +482,30 @@ class doc_generic_project_odt extends ModelePDFProjects
 
 				dol_mkdir($conf->projet->dir_temp);
 
-				$socobject=$object->thirdparty;
+				// If PROJECTLEADER contact defined on project, we use it
+				$usecontact=false;
+				$arrayidcontact=$object->getIdContact('external','PROJECTLEADER');
+				if (count($arrayidcontact) > 0)
+				{
+					$usecontact=true;
+					$result=$object->fetch_contact($arrayidcontact[0]);
+				}
+
+				// Recipient name
+				if (! empty($usecontact))
+				{
+					// On peut utiliser le nom de la societe du contact
+					if (! empty($conf->global->MAIN_USE_COMPANY_NAME_OF_CONTACT)) $socobject = $object->contact;
+					else {
+                        $socobject = $object->thirdparty;
+            			// if we have a PROJECTLEADER contact and we dont use it as recipient we store the contact object for later use
+            			$contactobject = $object->contact;
+        			}
+				}
+				else
+				{
+					$socobject=$object->thirdparty;
+				}
 
 				// Make substitution
 				$substitutionarray=array(
@@ -527,8 +550,12 @@ class doc_generic_project_odt extends ModelePDFProjects
 				$array_thirdparty=$this->get_substitutionarray_thirdparty($socobject,$outputlangs);
 				$array_objet=$this->get_substitutionarray_object($object,$outputlangs);
 				$array_other=$this->get_substitutionarray_other($outputlangs);
+                // retrieve contact information for use in project as contact_xxx tags
+        		$array_thirdparty_contact = array();
+        		if ($usecontact)
+            			$array_thirdparty_contact=$this->get_substitutionarray_contact($contactobject,$outputlangs,'contact');
 
-				$tmparray = array_merge($array_user,$array_soc,$array_thirdparty,$array_objet,$array_other);
+				$tmparray = array_merge($array_user,$array_soc,$array_thirdparty,$array_objet,$array_other,$array_thirdparty_contact);
 				complete_substitutions_array($tmparray, $outputlangs, $object);
 				// Call the ODTSubstitution hook
 				$parameters=array('odfHandler'=>&$odfHandler,'file'=>$file,'object'=>$object,'outputlangs'=>$outputlangs,'substitutionarray'=>&$tmparray);