diff --git a/beacon_chain/beacon_chain_db.nim b/beacon_chain/beacon_chain_db.nim
index 3fbfc83b7..36bf1e414 100644
--- a/beacon_chain/beacon_chain_db.nim
+++ b/beacon_chain/beacon_chain_db.nim
@@ -562,6 +562,7 @@ proc new*(T: type BeaconChainDB,
   var blobs: array[BlobFork, KvStoreRef]
   if cfg.DENEB_FORK_EPOCH != FAR_FUTURE_EPOCH:
     blobs[BlobFork.Deneb] = kvStore db.openKvStore("deneb_blobs").expectDb()
+  static: doAssert BlobFork.high == BlobFork.Deneb
 
   # Versions prior to 1.4.0 (altair) stored validators in `immutable_validators`
   # which stores validator keys in compressed format - this is