diff --git a/htdocs/core/class/commoninvoice.class.php b/htdocs/core/class/commoninvoice.class.php
index 44cf259d8f0..47eabc5f19f 100644
--- a/htdocs/core/class/commoninvoice.class.php
+++ b/htdocs/core/class/commoninvoice.class.php
@@ -81,7 +81,7 @@ abstract class CommonInvoice extends CommonObject
 	public $date_lim_reglement;
 
 	/**
-	 * @var int
+	 * @var ?int
 	 */
 	public $cond_reglement_id; // Id in llx_c_paiement
 	/**
@@ -98,7 +98,7 @@ abstract class CommonInvoice extends CommonObject
 	public $cond_reglement_doc;
 
 	/**
-	 * @var int
+	 * @var ?int
 	 */
 	public $mode_reglement_id;
 	/**
diff --git a/htdocs/core/lib/geturl.lib.php b/htdocs/core/lib/geturl.lib.php
index 10ae3be77f3..75af262a4aa 100644
--- a/htdocs/core/lib/geturl.lib.php
+++ b/htdocs/core/lib/geturl.lib.php
@@ -166,7 +166,7 @@ function getURLContent($url, $postorget = 'GET', $param = '', $followlocation =
 		$array_param = null;
 		curl_setopt($ch, CURLOPT_CUSTOMREQUEST, 'PATCH'); // RFC 5789
 		if (!is_array($param)) {
-			parse_str($param, $array_param);
+			parse_str($param, $array_param);  // @phan-suppress-current-line PhanPluginConstantVariableNull
 		} else {
 			dol_syslog("parameter param must be a string", LOG_WARNING);
 			$array_param = $param;