diff --git a/api-reference-v2/openapi_spec.json b/api-reference-v2/openapi_spec.json
index cf8200d67795..4727c205688d 100644
--- a/api-reference-v2/openapi_spec.json
+++ b/api-reference-v2/openapi_spec.json
@@ -1900,9 +1900,6 @@
             "properties": {
               "przelewy24": {
                 "type": "object",
-                "required": [
-                  "billing_details"
-                ],
                 "properties": {
                   "bank_name": {
                     "allOf": [
@@ -1913,7 +1910,12 @@
                     "nullable": true
                   },
                   "billing_details": {
-                    "$ref": "#/components/schemas/BankRedirectBilling"
+                    "allOf": [
+                      {
+                        "$ref": "#/components/schemas/BankRedirectBilling"
+                      }
+                    ],
+                    "nullable": true
                   }
                 }
               }
diff --git a/api-reference/openapi_spec.json b/api-reference/openapi_spec.json
index c479abc8d93c..a91f64daa8a6 100644
--- a/api-reference/openapi_spec.json
+++ b/api-reference/openapi_spec.json
@@ -6378,9 +6378,6 @@
             "properties": {
               "przelewy24": {
                 "type": "object",
-                "required": [
-                  "billing_details"
-                ],
                 "properties": {
                   "bank_name": {
                     "allOf": [
@@ -6391,7 +6388,12 @@
                     "nullable": true
                   },
                   "billing_details": {
-                    "$ref": "#/components/schemas/BankRedirectBilling"
+                    "allOf": [
+                      {
+                        "$ref": "#/components/schemas/BankRedirectBilling"
+                      }
+                    ],
+                    "nullable": true
                   }
                 }
               }
diff --git a/crates/api_models/src/payments.rs b/crates/api_models/src/payments.rs
index 88c915f0e73d..10db6a3c9d13 100644
--- a/crates/api_models/src/payments.rs
+++ b/crates/api_models/src/payments.rs
@@ -2128,7 +2128,7 @@ pub enum BankRedirectData {
         bank_name: Option<common_enums::BankNames>,
 
         // The billing details for bank redirect
-        billing_details: BankRedirectBilling,
+        billing_details: Option<BankRedirectBilling>,
     },
     Sofort {
         /// The billing details for bank redirection
@@ -2263,7 +2263,7 @@ impl GetAddressFromPaymentMethodData for BankRedirectData {
             }
             Self::Przelewy24 {
                 billing_details, ..
-            } => get_billing_address_inner(Some(billing_details), None, None),
+            } => get_billing_address_inner(billing_details.as_ref(), None, None),
             Self::Trustly { country } => get_billing_address_inner(None, Some(country), None),
             Self::OnlineBankingFpx { .. }
             | Self::LocalBankRedirect {}