diff --git a/htdocs/compta/tva/class/tva.class.php b/htdocs/compta/tva/class/tva.class.php
index ff35ece947b..465e6f27fd6 100644
--- a/htdocs/compta/tva/class/tva.class.php
+++ b/htdocs/compta/tva/class/tva.class.php
@@ -144,7 +144,7 @@ class Tva extends CommonObject
 		$sql .= " '".$this->db->escape($this->note)."',";
 		$sql .= " '".$this->db->escape($this->fk_account)."',";
 		$sql .= " '".$this->db->escape($this->type_payment)."',";
-		$sql .= " '".$this->db->escape($this->fk_user_creat)."',";
+		$sql .= " '".($this->fk_user_creat > 0 ? (int)$this->fk_user_creat : (int)$user->id)."',";
 		$sql .= " '".$this->db->escape($this->fk_user_modif)."'";
 		$sql .= ")";
 
diff --git a/htdocs/salaries/class/salary.class.php b/htdocs/salaries/class/salary.class.php
index e3dbb9b735d..9e009543fe0 100644
--- a/htdocs/salaries/class/salary.class.php
+++ b/htdocs/salaries/class/salary.class.php
@@ -146,7 +146,7 @@ class Salary extends CommonObject
 		$sql .= " note='".$this->db->escape($this->note)."',";
 		$sql .= " fk_bank=".($this->fk_bank > 0 ? (int) $this->fk_bank : "null").",";
 		$sql .= " fk_user_author=".((int) $this->fk_user_author).",";
-		$sql .= " fk_user_modif=".($this->fk_user_modif > 0 ? (int) $this->fk_user_modif : 'null');
+		$sql .= " fk_user_modif=".($this->fk_user_modif > 0 ? (int)$this->fk_user_modif : (int)$user->id);
 
 		$sql .= " WHERE rowid=".((int) $this->id);