diff --git a/proto/nibiru/perp/v2/genesis.proto b/proto/nibiru/perp/v2/genesis.proto
index e88b07839..3d4885d97 100644
--- a/proto/nibiru/perp/v2/genesis.proto
+++ b/proto/nibiru/perp/v2/genesis.proto
@@ -63,8 +63,6 @@ message GenesisState {
     Discount discount = 2;
   }
 
-  repeated nibiru.perp.v2.GenesisMarketLastVersion market_last_versions = 10
-      [ (gogoproto.nullable) = false ];
   message Rebate {
     string rebate = 1 [
       (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
diff --git a/x/perp/v2/keeper/dnr.go b/x/perp/v2/keeper/dnr.go
index 977f912da..ff487f2f2 100644
--- a/x/perp/v2/keeper/dnr.go
+++ b/x/perp/v2/keeper/dnr.go
@@ -5,9 +5,10 @@ import (
 
 	"cosmossdk.io/math"
 	"github.com/NibiruChain/collections"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+
 	"github.com/NibiruChain/nibiru/x/common/denoms"
 	"github.com/NibiruChain/nibiru/x/perp/v2/types"
-	sdk "github.com/cosmos/cosmos-sdk/types"
 
 	"github.com/NibiruChain/nibiru/x/common/asset"
 )