diff --git a/contribs/gnodev/pkg/dev/node.go b/contribs/gnodev/pkg/dev/node.go
index 2204d0432fe..3fc30003c2a 100644
--- a/contribs/gnodev/pkg/dev/node.go
+++ b/contribs/gnodev/pkg/dev/node.go
@@ -562,6 +562,12 @@ func newNodeConfig(tmc *tmcfg.Config, chainid, chaindomain string, appstate gnol
 	// Create Mocked Identity
 	pv := gnoland.NewMockedPrivValidator()
 	genesis := gnoland.NewDefaultGenesisConfig(chainid)
+
+	// custom chain domain
+	var domainParam gnoland.Param
+	_ = domainParam.Parse("gno.land/r/sys/params.vm.chain_domain.string=" + chaindomain)
+	appstate.Params = append(appstate.Params, domainParam)
+
 	genesis.AppState = appstate
 
 	// Add self as validator
@@ -581,6 +587,5 @@ func newNodeConfig(tmc *tmcfg.Config, chainid, chaindomain string, appstate gnol
 		Genesis:       genesis,
 		VMOutput:      os.Stdout,
 	}
-	cfg.InitChainerConfig.ChainDomain = chaindomain
 	return cfg
 }
diff --git a/gno.land/genesis/genesis_params.toml b/gno.land/genesis/genesis_params.toml
index 5f4d9c5015c..fb080024624 100644
--- a/gno.land/genesis/genesis_params.toml
+++ b/gno.land/genesis/genesis_params.toml
@@ -8,7 +8,7 @@
 
 ## gnovm
 ["gno.land/r/sys/params.vm"]
-  # TODO: chain_domain.string = "gno.land"
+  chain_domain.string = "gno.land"
   # TODO: max_gas.int64 = 100_000_000
   # TODO: chain_tz.string = "UTC"
   # TODO: default_storage_allowance.string = ""
diff --git a/gno.land/pkg/gnoland/node_inmemory.go b/gno.land/pkg/gnoland/node_inmemory.go
index 426a8c780c7..4b6f70bf150 100644
--- a/gno.land/pkg/gnoland/node_inmemory.go
+++ b/gno.land/pkg/gnoland/node_inmemory.go
@@ -46,6 +46,7 @@ func NewDefaultGenesisConfig(chainid string) *bft.GenesisDoc {
 		AppState: &GnoGenesisState{
 			Balances: []Balance{},
 			Txs:      []TxWithMetadata{},
+			Params:   []Param{},
 		},
 	}
 }
diff --git a/gno.land/pkg/integration/testing_node.go b/gno.land/pkg/integration/testing_node.go
index 61bea86bcf7..7e34049d352 100644
--- a/gno.land/pkg/integration/testing_node.go
+++ b/gno.land/pkg/integration/testing_node.go
@@ -92,7 +92,6 @@ func TestingMinimalNodeConfig(t TestingTS, gnoroot string) *gnoland.InMemoryNode
 		InitChainerConfig: gnoland.InitChainerConfig{
 			GenesisTxResultHandler: gnoland.PanicOnFailingTxResultHandler,
 			CacheStdlibLoad:        true,
-			ChainDomain:            "gno.land",
 		},
 	}
 }