diff --git a/htdocs/comm/propal/class/propal.class.php b/htdocs/comm/propal/class/propal.class.php
index 2950d5d2248..69d3e5b59c9 100644
--- a/htdocs/comm/propal/class/propal.class.php
+++ b/htdocs/comm/propal/class/propal.class.php
@@ -2461,136 +2461,6 @@ class Propal extends CommonObject
 		return -1;
 	}
 
-	// phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
-	/**
-	 *	Set an overall discount on the proposal
-	 *
-	 *	@param      User	$user       Object user that modify
-	 *	@param      double	$remise     Amount discount
-	 *  @param  	int		$notrigger	1=Does not execute triggers, 0= execute triggers
-	 *	@return     int         		Return integer <0 if ko, >0 if ok
-	 *	@deprecated remise_percent is a deprecated field for object parent
-	 */
-	/*
-	public function set_remise_percent($user, $remise, $notrigger = 0)
-	{
-		// phpcs:enable
-		$remise = trim($remise) ?trim($remise) : 0;
-
-		if ($user->hasRight('propal', 'creer')) {
-			$remise = price2num($remise, 2);
-
-			$error = 0;
-
-			$this->db->begin();
-
-			$sql = "UPDATE ".MAIN_DB_PREFIX."propal SET remise_percent = ".((float) $remise);
-			$sql .= " WHERE rowid = ".((int) $this->id)." AND fk_statut = ".self::STATUS_DRAFT;
-
-			dol_syslog(__METHOD__, LOG_DEBUG);
-			$resql = $this->db->query($sql);
-			if (!$resql) {
-				$this->errors[] = $this->db->error();
-				$error++;
-			}
-
-			if (!$error) {
-				$this->oldcopy = clone $this;
-				$this->remise_percent = $remise;
-				$this->update_price(1);
-			}
-
-			if (!$notrigger && empty($error)) {
-				// Call trigger
-				$result = $this->call_trigger('PROPAL_MODIFY', $user);
-				if ($result < 0) {
-					$error++;
-				}
-				// End call triggers
-			}
-
-			if (!$error) {
-				$this->db->commit();
-				return 1;
-			} else {
-				foreach ($this->errors as $errmsg) {
-					dol_syslog(__METHOD__.' Error: '.$errmsg, LOG_ERR);
-					$this->error .= ($this->error ? ', '.$errmsg : $errmsg);
-				}
-				$this->db->rollback();
-				return -1 * $error;
-			}
-		}
-
-		return -1;
-	}
-	*/
-
-	// phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
-	/**
-	 *	Set an absolute overall discount on the proposal
-	 *
-	 *	@param      User	$user       Object user that modify
-	 *	@param      double	$remise     Amount discount
-	 *  @param  	int		$notrigger	1=Does not execute triggers, 0= execute triggers
-	 *	@return     int         		Return integer <0 if ko, >0 if ok
-	 */
-	/*
-	public function set_remise_absolue($user, $remise, $notrigger = 0)
-	{
-		// phpcs:enable
-		if (empty($remise)) {
-			$remise = 0;
-		}
-		$remise = price2num($remise);
-
-		if ($user->hasRight('propal', 'creer')) {
-			$error = 0;
-
-			$this->db->begin();
-
-			$sql = "UPDATE ".MAIN_DB_PREFIX."propal";
-			$sql .= " SET remise_absolue = ".((float) $remise);
-			$sql .= " WHERE rowid = ".((int) $this->id)." AND fk_statut = ".self::STATUS_DRAFT;
-
-			dol_syslog(__METHOD__, LOG_DEBUG);
-			$resql = $this->db->query($sql);
-			if (!$resql) {
-				$this->errors[] = $this->db->error();
-				$error++;
-			}
-
-			if (!$error) {
-				$this->oldcopy = clone $this;
-				$this->update_price(1);
-			}
-
-			if (!$notrigger && empty($error)) {
-				// Call trigger
-				$result = $this->call_trigger('PROPAL_MODIFY', $user);
-				if ($result < 0) {
-					$error++;
-				}
-				// End call triggers
-			}
-
-			if (!$error) {
-				$this->db->commit();
-				return 1;
-			} else {
-				foreach ($this->errors as $errmsg) {
-					dol_syslog(__METHOD__.' Error: '.$errmsg, LOG_ERR);
-					$this->error .= ($this->error ? ', '.$errmsg : $errmsg);
-				}
-				$this->db->rollback();
-				return -1 * $error;
-			}
-		}
-
-		return -1;
-	}
-	*/
-
 
 	/**
 	 *	Reopen the commercial proposal
diff --git a/htdocs/commande/class/commande.class.php b/htdocs/commande/class/commande.class.php
index 8d67611ad20..b03fe2ae009 100644
--- a/htdocs/commande/class/commande.class.php
+++ b/htdocs/commande/class/commande.class.php
@@ -2445,7 +2445,6 @@ class Commande extends CommonOrder
 	 * 	@param     	float		$remise		Discount (percent)
 	 * 	@param     	int			$notrigger	1=Does not execute triggers, 0= execute triggers
 	 *	@return		int 					Return integer <0 if KO, >0 if OK
-	 *	@deprecated remise_percent is a deprecated field for object parent
 	 */
 	public function setDiscount($user, $remise, $notrigger = 0)
 	{
diff --git a/htdocs/compta/facture/class/facture.class.php b/htdocs/compta/facture/class/facture.class.php
index 55c89240fa8..c161836279c 100644
--- a/htdocs/compta/facture/class/facture.class.php
+++ b/htdocs/compta/facture/class/facture.class.php
@@ -4424,7 +4424,6 @@ class Facture extends CommonInvoice
 	 *	@param     	float	$remise		Discount
 	 *  @param     	int		$notrigger	1=Does not execute triggers, 0= execute triggers
 	 *	@return		int 				Return integer <0 if KO, >0 if OK
-	 *	@deprecated remise_percent is a deprecated field for object parent
 	 */
 	public function setDiscount($user, $remise, $notrigger = 0)
 	{