diff --git a/beacon_chain/networking/network_metadata.nim b/beacon_chain/networking/network_metadata.nim
index 0146e7860..a9bfbcbec 100644
--- a/beacon_chain/networking/network_metadata.nim
+++ b/beacon_chain/networking/network_metadata.nim
@@ -274,6 +274,9 @@ when const_preset == "gnosis":
       doAssert network.cfg.ALTAIR_FORK_EPOCH < FAR_FUTURE_EPOCH
       doAssert network.cfg.BELLATRIX_FORK_EPOCH < FAR_FUTURE_EPOCH
       doAssert network.cfg.CAPELLA_FORK_EPOCH < FAR_FUTURE_EPOCH
+    for network in [chiadoMetadata]:
+      doAssert network.cfg.DENEB_FORK_EPOCH < FAR_FUTURE_EPOCH
+    for network in [gnosisMetadata]:
       doAssert network.cfg.DENEB_FORK_EPOCH == FAR_FUTURE_EPOCH
 
 elif const_preset == "mainnet":
diff --git a/vendor/gnosis-chain-configs b/vendor/gnosis-chain-configs
index 53a27d42a..ff5fbe9ae 160000
--- a/vendor/gnosis-chain-configs
+++ b/vendor/gnosis-chain-configs
@@ -1 +1 @@
-Subproject commit 53a27d42a1d349e35861600df71c0f5319b55578
+Subproject commit ff5fbe9aecbf28df9beedb662920eeee537629b0