diff --git a/sdk-generation-log/relayedauthorizationwebhooks.json b/sdk-generation-log/relayedauthorizationwebhooks.json
index d84e5ca4c..25c1c4ca9 100644
--- a/sdk-generation-log/relayedauthorizationwebhooks.json
+++ b/sdk-generation-log/relayedauthorizationwebhooks.json
@@ -1,8 +1,8 @@
 {
   "service": "relayedauthorizationwebhooks",
   "project": "java",
-  "generatedAt": "2026-05-14T14:22:11Z",
-  "openapiCommitSha": "cbc5406a2df1f24d50e40742f18342f7ca7f21fc",
+  "generatedAt": "2026-06-15T16:43:09Z",
+  "openapiCommitSha": "fe790646de44602c0531c3ebd57c966876c7a1c7",
   "automationCommitSha": "6f06b47d0661f0891defe6b85461d2c367fbd284",
-  "libraryCommitSha": "5790580db2f8a931a68baba2bff9760b8aed2067"
+  "libraryCommitSha": "b2998c6eecc506e2d7ef07cc9b1eed1ee389a21b"
 }
diff --git a/src/main/java/com/adyen/model/relayedauthorizationwebhooks/PaymentInstrumentAdditionalBankAccountIdentificationsInner.java b/src/main/java/com/adyen/model/relayedauthorizationwebhooks/PaymentInstrumentAdditionalBankAccountIdentificationsInner.java
index 09926c337..37d79ee81 100644
--- a/src/main/java/com/adyen/model/relayedauthorizationwebhooks/PaymentInstrumentAdditionalBankAccountIdentificationsInner.java
+++ b/src/main/java/com/adyen/model/relayedauthorizationwebhooks/PaymentInstrumentAdditionalBankAccountIdentificationsInner.java
@@ -151,6 +151,15 @@ public PaymentInstrumentAdditionalBankAccountIdentificationsInner(IbanAccountIde
     JSON.registerDescendants(
         PaymentInstrumentAdditionalBankAccountIdentificationsInner.class,
         Collections.unmodifiableMap(schemas));
+    // Initialize and register the discriminator mappings.
+    Map<String, Class<?>> mappings = new HashMap<>();
+    mappings.put("iban", IbanAccountIdentification.class);
+    mappings.put("IbanAccountIdentification", IbanAccountIdentification.class);
+    mappings.put(
+        "PaymentInstrument_additionalBankAccountIdentifications_inner",
+        PaymentInstrumentAdditionalBankAccountIdentificationsInner.class);
+    JSON.registerDiscriminator(
+        PaymentInstrumentAdditionalBankAccountIdentificationsInner.class, "type", mappings);
   }
 
   @Override