diff --git a/htdocs/stripe/class/stripe.class.php b/htdocs/stripe/class/stripe.class.php
index 54737791032..d604dcdd3f2 100644
--- a/htdocs/stripe/class/stripe.class.php
+++ b/htdocs/stripe/class/stripe.class.php
@@ -589,7 +589,7 @@ class Stripe extends CommonObject
 						$paymentarray["receipt_email"] = $societe->email;
 					}
 
-					$charge = \Stripe\Charge::create($paymentarray, array("idempotency_key" => "$ref"));
+					$charge = \Stripe\Charge::create($paymentarray, array("idempotency_key" => "$description"));
 				}
 			} else {
                 $fee = round(($object->total_ttc * ($conf->global->STRIPE_APPLICATION_FEE_PERCENT / 100) + $conf->global->STRIPE_APPLICATION_FEE) * 100);
@@ -619,7 +619,7 @@ class Stripe extends CommonObject
 					$paymentarray["receipt_email"] = $societe->email;
 				}
 
-				$charge = \Stripe\Charge::create($paymentarray, array("idempotency_key" => "$ref","stripe_account" => "$account"));
+				$charge = \Stripe\Charge::create($paymentarray, array("idempotency_key" => "$description", "stripe_account" => "$account"));
 			}
 			if (isset($charge->id)) {}