diff --git a/bolt-boost/src/types.rs b/bolt-boost/src/types.rs
index 0ee4419be..4bd62ccd3 100644
--- a/bolt-boost/src/types.rs
+++ b/bolt-boost/src/types.rs
@@ -137,6 +137,7 @@ pub type GetHeaderWithProofsResponse = VersionedResponse<SignedExecutionPayloadH
 pub struct SignedExecutionPayloadHeaderWithProofs {
     #[serde(flatten)]
     pub header: SignedExecutionPayloadHeader,
+    #[serde(default)]
     pub proofs: InclusionProofs,
 }