diff --git a/x/hub-genesis/keeper/genesis.go b/x/hub-genesis/keeper/genesis.go
index 27985c4d..9e28c4e8 100644
--- a/x/hub-genesis/keeper/genesis.go
+++ b/x/hub-genesis/keeper/genesis.go
@@ -19,7 +19,7 @@ func (k Keeper) InitGenesis(ctx sdk.Context, genState *types.GenesisState) {
 	}
 
 	// if there is no native denom, we're done
-	if k.GetBaseDenom(ctx) == "" {
+	if k.GetGenesisInfoBaseDenom(ctx) == "" {
 		return
 	}
 
@@ -29,7 +29,7 @@ func (k Keeper) InitGenesis(ctx sdk.Context, genState *types.GenesisState) {
 		expectedTotal = expectedTotal.Add(acc.Amount)
 	}
 
-	balance := k.bk.GetBalance(ctx, k.ak.GetModuleAccount(ctx, types.ModuleName).GetAddress(), k.GetBaseDenom(ctx))
+	balance := k.bk.GetBalance(ctx, k.ak.GetModuleAccount(ctx, types.ModuleName).GetAddress(), k.GetGenesisInfoBaseDenom(ctx))
 	if !balance.Amount.Equal(expectedTotal) {
 		panic("module account balance does not match the sum of genesis accounts")
 	}
diff --git a/x/hub-genesis/keeper/genesis_info.go b/x/hub-genesis/keeper/genesis_info.go
index 00151ee1..52f26d23 100644
--- a/x/hub-genesis/keeper/genesis_info.go
+++ b/x/hub-genesis/keeper/genesis_info.go
@@ -10,7 +10,8 @@ import (
 )
 
 // GetNativeDenom returns the native denomination.
-func (k Keeper) GetBaseDenom(ctx sdk.Context) string {
+// warning: returns empty from 2d->3d migrated rollapp
+func (k Keeper) GetGenesisInfoBaseDenom(ctx sdk.Context) string {
 	return k.GetGenesisInfo(ctx).BaseDenom()
 }
 
diff --git a/x/hub-genesis/keeper/keeper.go b/x/hub-genesis/keeper/keeper.go
index 66e67697..54dabeeb 100644
--- a/x/hub-genesis/keeper/keeper.go
+++ b/x/hub-genesis/keeper/keeper.go
@@ -112,6 +112,7 @@ func (k Keeper) GetGenesisInfo(ctx sdk.Context) types.GenesisInfo {
 	return gInfo
 }
 
-func (k Keeper) Tokenless(ctx sdk.Context) bool {
+// can be true for tokenless rollapps or rollapps migrated from 2d to 3d
+func (k Keeper) EmptyGenesisBaseDenom(ctx sdk.Context) bool {
 	return k.GetGenesisInfo(ctx).BaseDenom() == ""
 }
diff --git a/x/hub-genesis/keeper/msg_server.go b/x/hub-genesis/keeper/msg_server.go
index df107a65..e38b4bdf 100644
--- a/x/hub-genesis/keeper/msg_server.go
+++ b/x/hub-genesis/keeper/msg_server.go
@@ -36,7 +36,7 @@ func (m msgServer) SendTransfer(goCtx context.Context, msg *types.MsgSendTransfe
 const expectedChan = "channel-0" // tokenless only
 
 func (k Keeper) SendGenesisTransfer(ctx sdk.Context, channelID string) error {
-	if k.Tokenless(ctx) && channelID != expectedChan {
+	if k.EmptyGenesisBaseDenom(ctx) && channelID != expectedChan {
 		return gerrc.ErrInvalidArgument.Wrapf("tokenless chain: wrong channel id, expect: %s", expectedChan)
 	}
 	state := k.GetState(ctx)