diff --git a/beacon_chain/gossip_processing/block_processor.nim b/beacon_chain/gossip_processing/block_processor.nim
index d5414da77..f53796000 100644
--- a/beacon_chain/gossip_processing/block_processor.nim
+++ b/beacon_chain/gossip_processing/block_processor.nim
@@ -671,7 +671,7 @@ proc storeBlock(
   self[].lastPayload = signedBlock.message.slot
 
   # write blobs now that block has been written.
-  let blobs = blobsOpt.valueOr: BlobSidecars @[]
+  let blobs = blobsOpt.valueOr: blobFork.BlobSidecars() @[]
   for b in blobs:
     self.consensusManager.dag.db.putBlobSidecar(b[])