diff --git a/htdocs/contact/class/contact.class.php b/htdocs/contact/class/contact.class.php
index a12bb616949..d6c3387d89e 100644
--- a/htdocs/contact/class/contact.class.php
+++ b/htdocs/contact/class/contact.class.php
@@ -604,7 +604,7 @@ class Contact extends CommonObject
 		$this->fax = trim($this->fax);
 		$this->zip = (empty($this->zip) ? '' : trim($this->zip));
 		$this->town = (empty($this->town) ? '' : trim($this->town));
-		$this->country_id = ($this->country_id > 0 ? 0 : $this->country_id);
+		$this->country_id = (empty($this->country_id) || $this->country_id < 0) ? 0 : $this->country_id;
 		if (empty($this->statut)) {
 			$this->statut = 0;
 		}