diff --git a/app/PaymentDrivers/GoCardless/InstantBankPay.php b/app/PaymentDrivers/GoCardless/InstantBankPay.php
index 5543a3992a3a..e118de9ec5da 100644
--- a/app/PaymentDrivers/GoCardless/InstantBankPay.php
+++ b/app/PaymentDrivers/GoCardless/InstantBankPay.php
@@ -60,6 +60,9 @@ class InstantBankPay implements MethodInterface
                         'amount' => (string) $data['amount_with_fee'] * 100,
                         'currency' => $this->go_cardless->client->getCurrencyCode(),
                     ],
+                    'metadata' => [
+                        'payment_hash' => $this->go_cardless->payment_hash->hash,
+                    ],
                 ],
             ]);
 
@@ -73,6 +76,9 @@ class InstantBankPay implements MethodInterface
                     'links' => [
                         'billing_request' => $billing_request->id,
                     ],
+                    'metadata' => [
+                        'payment_hash' => $this->go_cardless->payment_hash->hash,
+                    ],
                 ],
             ]);