diff --git a/beacon_chain/gossip_processing/eth2_processor.nim b/beacon_chain/gossip_processing/eth2_processor.nim
index b75134d54..58efb00f7 100644
--- a/beacon_chain/gossip_processing/eth2_processor.nim
+++ b/beacon_chain/gossip_processing/eth2_processor.nim
@@ -275,7 +275,7 @@ proc processSignedBeaconBlock*(
 
 proc processBlobSidecar*(
     self: var Eth2Processor, src: MsgSource,
-    blobSidecar: deneb.BlobSidecar, subnet_id: BlobId): ValidationRes =
+    blobSidecar: ForkyBlobSidecar, subnet_id: BlobId): ValidationRes =
   template block_header: untyped = blobSidecar.signed_block_header.message
 
   let