diff --git a/htdocs/core/class/html.formmail.class.php b/htdocs/core/class/html.formmail.class.php
index 752f57dfdf9..0c9a1b2531a 100644
--- a/htdocs/core/class/html.formmail.class.php
+++ b/htdocs/core/class/html.formmail.class.php
@@ -1250,7 +1250,7 @@ class FormMail extends Form
 	 *  Return templates of email with type = $type_template or type = 'all'.
 	 *  This search into table c_email_templates. Used by the get_form function.
 	 *
-	 *  @param	DoliDB		$db				Database handler
+	 *  @param	DoliDB		$dbs			Database handler
 	 *  @param	string		$type_template	Get message for model/type=$type_template, type='all' also included.
 	 *  @param	User		$user			Get template public or limited to this user
 	 *  @param	Translate	$outputlangs	Output lang object
@@ -1259,7 +1259,7 @@ class FormMail extends Form
 	 *  @param	string		$label			Label of template
 	 *  @return ModelMail|integer			One instance of ModelMail or -1 if error
 	 */
-	public function getEMailTemplate($db, $type_template, $user, $outputlangs, $id = 0, $active = 1, $label = '')
+	public function getEMailTemplate($dbs, $type_template, $user, $outputlangs, $id = 0, $active = 1, $label = '')
 	{
 		global $conf, $langs;
 
@@ -1279,18 +1279,18 @@ class FormMail extends Form
 		}
 
 		$sql = "SELECT rowid, module, label, type_template, topic, joinfiles, content, content_lines, lang";
-		$sql .= " FROM ".$db->prefix().'c_email_templates';
-		$sql .= " WHERE (type_template='".$db->escape($type_template)."' OR type_template='all')";
+		$sql .= " FROM ".$dbs->prefix().'c_email_templates';
+		$sql .= " WHERE (type_template='".$dbs->escape($type_template)."' OR type_template='all')";
 		$sql .= " AND entity IN (".getEntity('c_email_templates').")";
 		$sql .= " AND (private = 0 OR fk_user = ".((int) $user->id).")"; // Get all public or private owned
 		if ($active >= 0) {
 			$sql .= " AND active = ".((int) $active);
 		}
 		if ($label) {
-			$sql .= " AND label = '".$db->escape($label)."'";
+			$sql .= " AND label = '".$dbs->escape($label)."'";
 		}
 		if (!($id > 0) && $languagetosearch) {
-			$sql .= " AND (lang = '".$db->escape($languagetosearch)."'".($languagetosearchmain ? " OR lang = '".$db->escape($languagetosearchmain)."'" : "")." OR lang IS NULL OR lang = '')";
+			$sql .= " AND (lang = '".$dbs->escape($languagetosearch)."'".($languagetosearchmain ? " OR lang = '".$dbs->escape($languagetosearchmain)."'" : "")." OR lang IS NULL OR lang = '')";
 		}
 		if ($id > 0) {
 			$sql .= " AND rowid=".(int) $id;
@@ -1299,22 +1299,22 @@ class FormMail extends Form
 			$sql .= " AND position=0";
 		}
 		if ($languagetosearch) {
-			$sql .= $db->order("position,lang,label", "ASC,DESC,ASC"); // We want line with lang set first, then with lang null or ''
+			$sql .= $dbs->order("position,lang,label", "ASC,DESC,ASC"); // We want line with lang set first, then with lang null or ''
 		} else {
-			$sql .= $db->order("position,lang,label", "ASC,ASC,ASC"); // If no language provided, we give priority to lang not defined
+			$sql .= $dbs->order("position,lang,label", "ASC,ASC,ASC"); // If no language provided, we give priority to lang not defined
 		}
-		//$sql .= $db->plimit(1);
+		//$sql .= $dbs->plimit(1);
 		//print $sql;
 
-		$resql = $db->query($sql);
+		$resql = $dbs->query($sql);
 		if (!$resql) {
-			dol_print_error($db);
+			dol_print_error($dbs);
 			return -1;
 		}
 
 		// Get first found
 		while (1) {
-			$obj = $db->fetch_object($resql);
+			$obj = $dbs->fetch_object($resql);
 
 			if ($obj) {
 				// If template is for a module, check module is enabled; if not, take next template
@@ -1386,7 +1386,8 @@ class FormMail extends Form
 			}
 		}
 
-		$db->free($resql);
+		$dbs->free($resql);
+
 		return $ret;
 	}
 
diff --git a/test/phpunit/CodingPhpTest.php b/test/phpunit/CodingPhpTest.php
index 0fda74b6891..4ddab0b97c3 100644
--- a/test/phpunit/CodingPhpTest.php
+++ b/test/phpunit/CodingPhpTest.php
@@ -204,7 +204,6 @@ class CodingPhpTest extends PHPUnit\Framework\TestCase
 					'commonobject.class.php',
 					'conf.class.php',
 					'html.form.class.php',
-					'html.formmail.class.php',
 					'translate.class.php',
 					'utils.class.php',
 					'TraceableDB.php',
@@ -362,7 +361,7 @@ class CodingPhpTest extends PHPUnit\Framework\TestCase
 			$matches=array();
 			preg_match_all('/(sql|SET|WHERE|INSERT|VALUES|LIKE).+\s*\'"\s*\.\s*\$(.......)/', $filecontent, $matches, PREG_SET_ORDER);
 			foreach ($matches as $key => $val) {
-				if (! in_array($val[2], array('this->d', 'this->e', 'db->esc', 'dbs->es', 'mydb->e', 'dbsessi', 'db->ida', 'escaped', 'exclude', 'include'))) {
+				if (! in_array($val[2], array('this->d', 'this->e', 'db->esc', 'dbs->es', 'dbs->id', 'mydb->e', 'dbsessi', 'db->ida', 'escaped', 'exclude', 'include'))) {
 					$ok=false;	// This will generate error
 					break;
 				}