diff --git a/htdocs/core/actions_massactions.inc.php b/htdocs/core/actions_massactions.inc.php
index 6ab6b6943a7e8..d93737ca6391c 100644
--- a/htdocs/core/actions_massactions.inc.php
+++ b/htdocs/core/actions_massactions.inc.php
@@ -615,6 +615,9 @@
 								if ($triggername == 'SUPPLIERPROPOSAL_SENTBYMAIL') {
 									$triggername = 'PROPOSAL_SUPPLIER_SENTBYMAIL';
 								}
+								if ($triggername == 'PROJET_SENTBYMAIL') {
+									$triggername = 'PROJECT_SENTBYMAIL';
+								}
 
 								if (!empty($triggername)) {
 									// Call trigger
diff --git a/htdocs/core/triggers/interface_50_modAgenda_ActionsAuto.class.php b/htdocs/core/triggers/interface_50_modAgenda_ActionsAuto.class.php
index 60ea49928c94a..f31a4c2c93e29 100644
--- a/htdocs/core/triggers/interface_50_modAgenda_ActionsAuto.class.php
+++ b/htdocs/core/triggers/interface_50_modAgenda_ActionsAuto.class.php
@@ -848,6 +848,19 @@ public function runTrigger($action, $object, User $user, Translate $langs, Conf
 			}
 
 			$object->sendtoid = 0;
+		} elseif ($action == 'PROJECT_SENTBYMAIL') {
+			// Load translation files required by the page
+			$langs->loadLangs(array("agenda", "other", "projects"));
+
+			if (empty($object->actionmsg2)) {
+				$object->actionmsg2 = $langs->transnoentities("ProjectSentByEMail", $object->ref);
+			}
+			if (empty($object->actionmsg)) {
+				$object->actionmsg = $langs->transnoentities("ProjectSentByEMail", $object->ref);
+			}
+
+			// Parameters $object->sendtoid defined by caller
+			//$object->sendtoid=0;
 		} elseif ($action == 'TASK_CREATE') {
 			// Project tasks
 			// Load translation files required by the page
diff --git a/htdocs/install/mysql/data/llx_c_action_trigger.sql b/htdocs/install/mysql/data/llx_c_action_trigger.sql
index e4936c53ba374..83d4bb6e775a3 100644
--- a/htdocs/install/mysql/data/llx_c_action_trigger.sql
+++ b/htdocs/install/mysql/data/llx_c_action_trigger.sql
@@ -126,6 +126,7 @@ insert into llx_c_action_trigger (code,label,description,elementtype,rang) value
 insert into llx_c_action_trigger (code,label,description,elementtype,rang) values ('PROJECT_VALIDATE','Project validation','Executed when a project is validated','project',141);
 insert into llx_c_action_trigger (code,label,description,elementtype,rang) values ('PROJECT_MODIFY','Project modified','Executed when a project is modified','project',142);
 insert into llx_c_action_trigger (code,label,description,elementtype,rang) values ('PROJECT_DELETE','Project deleted','Executed when a project is deleted','project',143);
+insert into llx_c_action_trigger (code,label,description,elementtype,rang) values ('PROJECT_SENTBYMAIL','Project sent by mail','Executed when a project is sent by email','project',144);
 insert into llx_c_action_trigger (code,label,description,elementtype,rang) values ('TICKET_CREATE','Ticket created','Executed when a ticket is created','ticket',161);
 insert into llx_c_action_trigger (code,label,description,elementtype,rang) values ('TICKET_MODIFY','Ticket modified','Executed when a ticket is modified','ticket',163);
 insert into llx_c_action_trigger (code,label,description,elementtype,rang) values ('TICKET_ASSIGNED','Ticket assigned','Executed when a ticket is modified','ticket',164);
diff --git a/htdocs/install/mysql/migration/16.0.0-17.0.0.sql b/htdocs/install/mysql/migration/16.0.0-17.0.0.sql
index d0e9cdc7b9554..84cd1b5665ce5 100644
--- a/htdocs/install/mysql/migration/16.0.0-17.0.0.sql
+++ b/htdocs/install/mysql/migration/16.0.0-17.0.0.sql
@@ -177,3 +177,4 @@ ALTER TABLE llx_element_categorie ADD UNIQUE INDEX idx_element_categorie_idx (fk
 
 ALTER TABLE llx_element_categorie ADD CONSTRAINT fk_element_categorie_fk_categorie FOREIGN KEY (fk_categorie) REFERENCES llx_categorie(rowid);
 
+INSERT INTO llx_c_action_trigger (code,label,description,elementtype,rang) VALUES ('PROJECT_SENTBYMAIL','Project sent by mail','Executed when a project is sent by email','project',144);
diff --git a/htdocs/langs/en_US/agenda.lang b/htdocs/langs/en_US/agenda.lang
index 9dffacf774c06..4eca4b1734aea 100644
--- a/htdocs/langs/en_US/agenda.lang
+++ b/htdocs/langs/en_US/agenda.lang
@@ -87,6 +87,7 @@ SupplierInvoiceSentByEMail=Vendor invoice %s sent by email
 ShippingSentByEMail=Shipment %s sent by email
 ShippingValidated= Shipment %s validated
 InterventionSentByEMail=Intervention %s sent by email
+ProjectSentByEMail=Project %s sent by email
 ProposalDeleted=Proposal deleted
 OrderDeleted=Order deleted
 InvoiceDeleted=Invoice deleted