diff --git a/htdocs/compta/prelevement/class/bonprelevement.class.php b/htdocs/compta/prelevement/class/bonprelevement.class.php
index d87317e2420..9a1789dd49b 100644
--- a/htdocs/compta/prelevement/class/bonprelevement.class.php
+++ b/htdocs/compta/prelevement/class/bonprelevement.class.php
@@ -419,8 +419,8 @@ class BonPrelevement extends CommonObject
 					} else {
 						$paiement = new Paiement($this->db);
 					}
-					$paiement->datepaye     = $date;
-					$paiement->amounts      = $cursoramounts; // Array with detail of dispatching of payments for each invoice
+					$paiement->datepaye = $date;
+					$paiement->amounts = $cursoramounts; // Array with detail of dispatching of payments for each invoice
 
 					if ($this->type == 'bank-transfer') {
 						$paiement->paiementid = 2;
@@ -766,8 +766,8 @@ class BonPrelevement extends CommonObject
 			$datetimeprev = $executiondate;
 		}
 
-		$month = strftime("%m", $datetimeprev);
-		$year = strftime("%Y", $datetimeprev);
+		$month = date("%m", $datetimeprev);
+		$year = date("%Y", $datetimeprev);
 
 		$this->invoice_in_error = array();
 		$this->thirdparty_in_error = array();
@@ -1746,8 +1746,8 @@ class BonPrelevement extends CommonObject
 		// Date d'echeance C1
 
 		fputs($this->file, "       ");
-		fputs($this->file, strftime("%d%m", $this->date_echeance));
-		fputs($this->file, substr(strftime("%y", $this->date_echeance), 1));
+		fputs($this->file, date("%d%m", $this->date_echeance));
+		fputs($this->file, substr(date("%y", $this->date_echeance), 1));
 
 		// Raison Sociale Destinataire C2
 
@@ -1972,8 +1972,8 @@ class BonPrelevement extends CommonObject
 		// Date d'echeance C1
 
 		fputs($this->file, "       ");
-		fputs($this->file, strftime("%d%m", $this->date_echeance));
-		fputs($this->file, substr(strftime("%y", $this->date_echeance), 1));
+		fputs($this->file, date("%d%m", $this->date_echeance));
+		fputs($this->file, substr(date("%y", $this->date_echeance), 1));
 
 		// Raison Sociale C2