diff --git a/beacon_chain/nimbus_beacon_node.nim b/beacon_chain/nimbus_beacon_node.nim
index 5f758ac87c..cb49a440f2 100644
--- a/beacon_chain/nimbus_beacon_node.nim
+++ b/beacon_chain/nimbus_beacon_node.nim
@@ -994,7 +994,7 @@ proc init*(T: type BeaconNode,
     withState(dag.headState):
       getValidator(forkyState().data.validators.asSeq(), pubkey)
 
-  func getCapellaForkVersion(): Opt[Version] =
+  func getCapellaForkVersion(): Opt[presets.Version] =
     Opt.some(cfg.CAPELLA_FORK_VERSION)
 
   func getDenebForkEpoch(): Opt[Epoch] =
diff --git a/beacon_chain/validators/beacon_validators.nim b/beacon_chain/validators/beacon_validators.nim
index f79e6915ce..e7276d09b9 100644
--- a/beacon_chain/validators/beacon_validators.nim
+++ b/beacon_chain/validators/beacon_validators.nim
@@ -606,7 +606,7 @@ proc makeBeaconBlockForHeadAndSlot*(
       slot, head = shortLog(head), error
     $error
 
-  var blobsBundleOpt = Opt.none(BlobsBundle)
+  var blobsBundleOpt = Opt.none(deneb.BlobsBundle)
   when typeof(payload).kind >= ConsensusFork.Deneb:
     blobsBundleOpt = Opt.some(payload.blobsBundle)