diff --git a/build/params_butterfly.go b/build/params_butterfly.go
index e26fd78fa..0ea8df649 100644
--- a/build/params_butterfly.go
+++ b/build/params_butterfly.go
@@ -16,7 +16,7 @@ var DrandSchedule = map[abi.ChainEpoch]DrandEnum{
 	0: DrandMainnet,
 }
 
-const GenesisNetworkVersion = network.Version13
+const GenesisNetworkVersion = network.Version14
 
 const BootstrappersFile = "butterflynet.pi"
 const GenesisFile = "butterflynet.car"
@@ -47,6 +47,8 @@ func init() {
 	policy.SetConsensusMinerMinPower(abi.NewStoragePower(2 << 30))
 	policy.SetSupportedProofTypes(
 		abi.RegisteredSealProof_StackedDrg512MiBV1,
+		abi.RegisteredSealProof_StackedDrg32GiBV1,
+		abi.RegisteredSealProof_StackedDrg64GiBV1,
 	)
 
 	SetAddressNetwork(address.Testnet)