diff --git a/mev-build-rs/src/auctioneer/service.rs b/mev-build-rs/src/auctioneer/service.rs
index 3ccaf017..430c7ebe 100644
--- a/mev-build-rs/src/auctioneer/service.rs
+++ b/mev-build-rs/src/auctioneer/service.rs
@@ -82,6 +82,14 @@ fn prepare_submission(
             blobs_bundle: to_blobs_bundle(payload.sidecars())?,
             signature,
         }),
+        Fork::Electra => {
+            SignedBidSubmission::Electra(block_submission::electra::SignedBidSubmission {
+                message,
+                execution_payload,
+                blobs_bundle: to_blobs_bundle(payload.sidecars())?,
+                signature,
+            })
+        }
         other => unreachable!("fork {other} is not reachable from this type"),
     };
     Ok(submission)