diff --git a/ChangeLog b/ChangeLog
index ea9f91b93c6..9c7db6d51a5 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -33,6 +33,7 @@ Following changes may create regressions for some external modules, but were nec
   an invoice from a shipment is validated (and if your process is to make invoice on shipment and not on order), because this setup has changed.
 * It was possible to use a variable $soc or $right inside a php code condition of some extrafields properties, this is no more true (this 2 variables are no more global variables).
 * New hook files of modules actions_mymodule.class.php should "extends CommonHookActions"
+* Endpoint for API /partnershipapi has been renamed into /partnerships to follow conventions
 
 
 ***** ChangeLog for 18.0.2 compared to 18.0.1 *****
diff --git a/htdocs/api/index.php b/htdocs/api/index.php
index a140bb23057..d449e16339a 100644
--- a/htdocs/api/index.php
+++ b/htdocs/api/index.php
@@ -363,7 +363,7 @@ if (!empty($reg[1]) && ($reg[1] != 'explorer' || ($reg[2] != '/swagger.json' &&
 		}
 	}
 
-	dol_syslog('Search api file /'.$moduledirforclass.'/class/api_'.$classfile.'.class.php => dir_part_file='.$dir_part_file.' classname='.$classname);
+	dol_syslog('Search api file /'.$moduledirforclass.'/class/api_'.$classfile.'.class.php => dir_part_file='.$dir_part_file.', classname='.$classname);
 
 	$res = false;
 	if ($dir_part_file) {
diff --git a/htdocs/core/lib/functions2.lib.php b/htdocs/core/lib/functions2.lib.php
index ab7ed7aa526..b7ceac840a5 100644
--- a/htdocs/core/lib/functions2.lib.php
+++ b/htdocs/core/lib/functions2.lib.php
@@ -2661,7 +2661,7 @@ function getModuleDirForApiClass($moduleobject)
 		$moduledirforclass = 'mrp';
 	} elseif ($moduleobject == 'accounting') {
 		$moduledirforclass = 'accountancy';
-	} elseif (in_array($moduleobject, array('products', 'expensereports', 'users', 'tickets', 'boms', 'receptions'))) {
+	} elseif (in_array($moduleobject, array('products', 'expensereports', 'users', 'tickets', 'boms', 'receptions', 'partnerships'))) {
 		$moduledirforclass = preg_replace('/s$/', '', $moduleobject);
 	}
 
diff --git a/htdocs/install/upgrade2.php b/htdocs/install/upgrade2.php
index 8ab7357031b..d8b9b862298 100644
--- a/htdocs/install/upgrade2.php
+++ b/htdocs/install/upgrade2.php
@@ -499,6 +499,15 @@ if (!GETPOST('action', 'aZ09') || preg_match('/upgrade/i', GETPOST('action', 'aZ
 			if (versioncompare($versiontoarray, $afterversionarray) >= 0 && versioncompare($versiontoarray, $beforeversionarray) <= 0) {
 				migrate_contractdet_rank();
 			}
+
+			// Scripts for 19.0
+			/*
+			$afterversionarray = explode('.', '18.0.9');
+			$beforeversionarray = explode('.', '19.0.9');
+			if (versioncompare($versiontoarray, $afterversionarray) >= 0 && versioncompare($versiontoarray, $beforeversionarray) <= 0) {
+				migrate_contractdet_rank();
+			}
+			*/
 		}
 
 
@@ -4149,6 +4158,7 @@ function migrate_delete_old_files($db, $langs, $conf)
 		'/compta/facture/class/api_invoice.class.php',
 		'/commande/class/api_commande.class.php',
 		'/user/class/api_user.class.php',
+		'/partnership/class/api_partnership.class.php',
 		'/product/class/api_product.class.php',
 		'/societe/class/api_contact.class.php',
 		'/societe/class/api_thirdparty.class.php',
diff --git a/htdocs/partnership/class/api_partnership.class.php b/htdocs/partnership/class/api_partnerships.class.php
similarity index 98%
rename from htdocs/partnership/class/api_partnership.class.php
rename to htdocs/partnership/class/api_partnerships.class.php
index 515c43d62cd..dd6fffe37c4 100644
--- a/htdocs/partnership/class/api_partnership.class.php
+++ b/htdocs/partnership/class/api_partnerships.class.php
@@ -1,6 +1,5 @@
 <?php
 /* Copyright (C) 2015   Jean-François Ferry     <jfefe@aternatik.fr>
- * Copyright (C) 2022 Alice Adminson <aadminson@example.com>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -23,7 +22,7 @@ dol_include_once('/partnership/class/partnership.class.php');
 
 
 /**
- * \file    partnership/class/api_partnership.class.php
+ * \file    partnership/class/api_partnerships.class.php
  * \ingroup partnership
  * \brief   File for API management of partnership.
  */
@@ -34,7 +33,7 @@ dol_include_once('/partnership/class/partnership.class.php');
  * @access protected
  * @class  DolibarrApiAccess {@requires user,external}
  */
-class PartnershipApi extends DolibarrApi
+class Partnerships extends DolibarrApi
 {
 	/**
 	 * @var Partnership $partnership {@type Partnership}