diff --git a/specs/_features/eip6110/beacon-chain.md b/specs/_features/eip6110/beacon-chain.md
index c9dccbdebb..591d8dc869 100644
--- a/specs/_features/eip6110/beacon-chain.md
+++ b/specs/_features/eip6110/beacon-chain.md
@@ -249,7 +249,9 @@ def process_execution_payload(state: BeaconState, body: BeaconBlockBody, executi
     assert payload.timestamp == compute_timestamp_at_slot(state, state.slot)
     # Verify the execution payload is valid
     versioned_hashes = [kzg_commitment_to_versioned_hash(commitment) for commitment in body.blob_kzg_commitments]
-    assert execution_engine.notify_new_payload(NewPayloadRequest(execution_payload=payload))
+    assert execution_engine.notify_new_payload(
+        NewPayloadRequest(execution_payload=payload, versioned_hashes=versioned_hashes)
+    )
     # Cache execution payload header
     state.latest_execution_payload_header = ExecutionPayloadHeader(
         parent_hash=payload.parent_hash,
diff --git a/specs/deneb/beacon-chain.md b/specs/deneb/beacon-chain.md
index 52719dcf68..2c4bb61335 100644
--- a/specs/deneb/beacon-chain.md
+++ b/specs/deneb/beacon-chain.md
@@ -217,8 +217,11 @@ def process_execution_payload(state: BeaconState, body: BeaconBlockBody, executi
     # Verify timestamp
     assert payload.timestamp == compute_timestamp_at_slot(state, state.slot)
     # Verify the execution payload is valid
+    # [Modified in Deneb]
     versioned_hashes = [kzg_commitment_to_versioned_hash(commitment) for commitment in body.blob_kzg_commitments]
-    assert execution_engine.notify_new_payload(NewPayloadRequest(execution_payload=payload, versioned_hashes=versioned_hashes))
+    assert execution_engine.notify_new_payload(
+        NewPayloadRequest(execution_payload=payload, versioned_hashes=versioned_hashes)
+    )
 
     # Cache execution payload header
     state.latest_execution_payload_header = ExecutionPayloadHeader(
diff --git a/tests/core/pyspec/eth2spec/test/bellatrix/block_processing/test_process_execution_payload.py b/tests/core/pyspec/eth2spec/test/bellatrix/block_processing/test_process_execution_payload.py
index 05e16f1d1f..b835632354 100644
--- a/tests/core/pyspec/eth2spec/test/bellatrix/block_processing/test_process_execution_payload.py
+++ b/tests/core/pyspec/eth2spec/test/bellatrix/block_processing/test_process_execution_payload.py
@@ -21,10 +21,12 @@ def run_execution_payload_processing(spec, state, execution_payload, valid=True,
       - post-state ('post').
     If ``valid == False``, run expecting ``AssertionError``
     """
+    # Before Deneb, only `body.execution_payload` matters. `BeaconBlockBody` is just a wrapper.
+    body = spec.BeaconBlockBody(execution_payload=execution_payload)
 
     yield 'pre', state
     yield 'execution', {'execution_valid': execution_valid}
-    yield 'execution_payload', execution_payload
+    yield 'body', body
 
     called_new_block = False
 
@@ -32,22 +34,22 @@ class TestEngine(spec.NoopExecutionEngine):
         def notify_new_payload(self, new_payload_request) -> bool:
             nonlocal called_new_block, execution_valid
             called_new_block = True
-            assert new_payload_request.execution_payload == execution_payload
+            assert new_payload_request.execution_payload == body.execution_payload
             return execution_valid
 
     if not valid:
-        expect_assertion_error(lambda: spec.process_execution_payload(state, execution_payload, TestEngine()))
+        expect_assertion_error(lambda: spec.process_execution_payload(state, body, TestEngine()))
         yield 'post', None
         return
 
-    spec.process_execution_payload(state, execution_payload, TestEngine())
+    spec.process_execution_payload(state, body, TestEngine())
 
     # Make sure we called the engine
     assert called_new_block
 
     yield 'post', state
 
-    assert state.latest_execution_payload_header == get_execution_payload_header(spec, execution_payload)
+    assert state.latest_execution_payload_header == get_execution_payload_header(spec, body.execution_payload)
 
 
 def run_success_test(spec, state):
diff --git a/tests/formats/operations/README.md b/tests/formats/operations/README.md
index 245ce85653..ba764879bd 100644
--- a/tests/formats/operations/README.md
+++ b/tests/formats/operations/README.md
@@ -42,7 +42,7 @@ Operations:
 | `proposer_slashing`       | `ProposerSlashing`           | `proposer_slashing` | `process_proposer_slashing(state, proposer_slashing)`                            |
 | `voluntary_exit`          | `SignedVoluntaryExit`        | `voluntary_exit`    | `process_voluntary_exit(state, voluntary_exit)`                                  |
 | `sync_aggregate`          | `SyncAggregate`              | `sync_aggregate`    | `process_sync_aggregate(state, sync_aggregate)` (new in Altair)                  |
-| `execution_payload`       | `ExecutionPayload`           | `execution_payload` | `process_execution_payload(state, execution_payload)` (new in Bellatrix)         |
+| `execution_payload`       | `BeaconBlockBody`            | **`body`**          | `process_execution_payload(state, body)` (new in Bellatrix)         |
 | `withdrawals`             | `ExecutionPayload`           | `execution_payload` | `process_withdrawals(state, execution_payload)` (new in Capella)                 |
 | `bls_to_execution_change` | `SignedBLSToExecutionChange` | `address_change`    | `process_bls_to_execution_change(state, address_change)` (new in Capella) |
 | `deposit_receipt`         | `DepositReceipt`             | `deposit_receipt`   | `process_deposit_receipt(state, deposit_receipt)` (new in EIP6110)               |