diff --git a/specs/_features/eip6800/beacon-chain.md b/specs/_features/eip6800/beacon-chain.md
index ab935cb870..06f23e986e 100644
--- a/specs/_features/eip6800/beacon-chain.md
+++ b/specs/_features/eip6800/beacon-chain.md
@@ -158,6 +158,7 @@ class VerkleProof(Container):
 class ExecutionWitness(Container):
     state_diff: List[StemStateDiff, MAX_STEMS]
     verkle_proof: VerkleProof
+    parent_state_root: Root
 ```
 
 ## Beacon chain state transition function