diff --git a/app/upgrades.go b/app/upgrades.go
index b5eb39a..80832f4 100644
--- a/app/upgrades.go
+++ b/app/upgrades.go
@@ -11,6 +11,7 @@ import (
 	v009 "github.com/Asphere-xyz/tacchain/app/upgrades/v0.0.9"
 	v101 "github.com/Asphere-xyz/tacchain/app/upgrades/v1.0.1"
 	v102 "github.com/Asphere-xyz/tacchain/app/upgrades/v1.0.2"
+	v103 "github.com/Asphere-xyz/tacchain/app/upgrades/v1.0.3"
 )
 
 // Upgrades list of chain upgrades
@@ -20,6 +21,7 @@ var Upgrades = []upgrades.Upgrade{
 	v0011.Upgrade,
 	v101.Upgrade,
 	v102.Upgrade, // liquid stake
+	v103.Upgrade, // ed25519 precompile
 }
 
 // RegisterUpgradeHandlers registers the chain upgrade handlers
@@ -36,6 +38,7 @@ func (app *TacChainApp) RegisterUpgradeHandlers() {
 		BankKeeper:            app.BankKeeper,
 		Erc20Keeper:           &app.Erc20Keeper,
 		StakingKeeper:         app.StakingKeeper,
+		EVMKeeper:             app.EVMKeeper,
 	}
 	app.GetStoreKeys()
 	// register all upgrade handlers
diff --git a/app/upgrades/types.go b/app/upgrades/types.go
index a170249..0eba608 100644
--- a/app/upgrades/types.go
+++ b/app/upgrades/types.go
@@ -19,6 +19,8 @@ import (
 	bankkeeper "github.com/cosmos/cosmos-sdk/x/bank/keeper"
 	evmerc20keeper "github.com/cosmos/evm/x/erc20/keeper"
 	liquidstakekeeper "github.com/cosmos/evm/x/liquidstake/keeper"
+
+	evmvmkeeper "github.com/cosmos/evm/x/vm/keeper"
 )
 
 type AppKeepers struct {
@@ -33,6 +35,7 @@ type AppKeepers struct {
 	BankKeeper            bankkeeper.Keeper
 	Erc20Keeper           *evmerc20keeper.Keeper
 	StakingKeeper         *stakingkeeper.Keeper
+	EVMKeeper             *evmvmkeeper.Keeper
 }
 
 type ModuleManager interface {
diff --git a/app/upgrades/v1.0.3/upgrades.go b/app/upgrades/v1.0.3/upgrades.go
new file mode 100644
index 0000000..737ae3e
--- /dev/null
+++ b/app/upgrades/v1.0.3/upgrades.go
@@ -0,0 +1,48 @@
+package v103
+
+import (
+	"context"
+	"slices"
+
+	storetypes "cosmossdk.io/store/types"
+	upgradetypes "cosmossdk.io/x/upgrade/types"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+
+	"github.com/Asphere-xyz/tacchain/app/upgrades"
+	"github.com/cosmos/cosmos-sdk/types/module"
+
+	evmtypes "github.com/cosmos/evm/x/vm/types"
+)
+
+const UpgradeName = "v1.0.3"
+
+var Upgrade = upgrades.Upgrade{
+	UpgradeName:          UpgradeName,
+	CreateUpgradeHandler: CreateUpgradeHandler,
+	StoreUpgrades:        storetypes.StoreUpgrades{},
+}
+
+func CreateUpgradeHandler(
+	mm upgrades.ModuleManager,
+	configurator module.Configurator,
+	ak *upgrades.AppKeepers,
+) upgradetypes.UpgradeHandler {
+	return func(ctx context.Context, plan upgradetypes.Plan, fromVM module.VersionMap) (module.VersionMap, error) {
+		vm, err := mm.RunMigrations(ctx, configurator, fromVM)
+		if err != nil {
+			return vm, err
+		}
+
+		sdkCtx := sdk.UnwrapSDKContext(ctx)
+
+		evmParams := ak.EVMKeeper.GetParams(sdkCtx)
+		target := evmtypes.Ed25519PrecompileAddress
+		if !slices.Contains(evmParams.ActiveStaticPrecompiles, target) {
+			evmParams.ActiveStaticPrecompiles = append(evmParams.ActiveStaticPrecompiles, target)
+			if err := ak.EVMKeeper.SetParams(sdkCtx, evmParams); err != nil {
+				return vm, err
+			}
+		}
+		return vm, nil
+	}
+}
diff --git a/contrib/localnet/init.sh b/contrib/localnet/init.sh
index d6461d7..657bb31 100755
--- a/contrib/localnet/init.sh
+++ b/contrib/localnet/init.sh
@@ -157,7 +157,22 @@ sed -i.bak "s/\"allow_unprotected_txs\": false/\"allow_unprotected_txs\": true/g
 sed -i.bak "s/allow-unprotected-txs = false/allow-unprotected-txs = true/g" $HOMEDIR/config/app.toml
 
 # set evm precompiles
-sed -i.bak "s/\"active_static_precompiles\": \[\]/\"active_static_precompiles\": \[\"0x0000000000000000000000000000000000000100\",\"0x0000000000000000000000000000000000000400\",\"0x0000000000000000000000000000000000000800\",\"0x0000000000000000000000000000000000000801\",\"0x0000000000000000000000000000000000000802\",\"0x0000000000000000000000000000000000000803\",\"0x0000000000000000000000000000000000000804\",\"0x0000000000000000000000000000000000000805\",\"0x0000000000000000000000000000000000000806\",\"0x0000000000000000000000000000000000000807\", \"0x0000000000000000000000000000000000001600\"\]/g" $HOMEDIR/config/genesis.json
+jq '
+  .app_state.evm.params.active_static_precompiles = [
+    "0x0000000000000000000000000000000000000100",
+    "0x0000000000000000000000000000000000000400",
+    "0x0000000000000000000000000000000000000800",
+    "0x0000000000000000000000000000000000000801",
+    "0x0000000000000000000000000000000000000802",
+    "0x0000000000000000000000000000000000000803",
+    "0x0000000000000000000000000000000000000804",
+    "0x0000000000000000000000000000000000000805",
+    "0x0000000000000000000000000000000000000806",
+    "0x0000000000000000000000000000000000000807",
+    "0x00000000000000000000000000000000000008f3",
+    "0x0000000000000000000000000000000000001600"
+  ]
+' "$HOMEDIR/config/genesis.json" > "$HOMEDIR/config/genesis_patched.json" && mv "$HOMEDIR/config/genesis_patched.json" "$HOMEDIR/config/genesis.json"
 
 # set x/feemarket min gas price
 sed -i.bak "s/\"min_gas_price\": \"0.000000000000000000\"/\"min_gas_price\": \"$MIN_GAS_PRICE\"/g" $HOMEDIR/config/genesis.json
diff --git a/go.mod b/go.mod
index f063b25..9093285 100644
--- a/go.mod
+++ b/go.mod
@@ -273,8 +273,11 @@ replace (
 	// replace to cosmos-sdk fork for liquid stake support. See: https://github.com/TacBuild/cosmos-sdk/pull/2
 	github.com/cosmos/cosmos-sdk => github.com/TacBuild/cosmos-sdk v0.0.0-20251010131633-e43d8d10a9a9
 
-	// replace to cosmos/evm fork for liquid stake support. See: https://github.com/TacBuild/evm/pull/9
-	github.com/cosmos/evm => github.com/TacBuild/evm v0.0.0-20251010145635-9055209fc1d5
+	// replace to cosmos/evm fork
+	// added liquid stake support. See: https://github.com/TacBuild/evm/pull/9
+	// added ed25519 precompile support. See: https://github.com/TacBuild/evm/pull/8
+	// fix liquid stake espilon. See: https://github.com/TacBuild/evm/pull/10
+	github.com/cosmos/evm => github.com/TacBuild/evm v0.0.0-20251030120744-79ed002a3490
 
 	// replace with our fork using geth v1.13.15
 	github.com/ethereum/go-ethereum => github.com/TacBuild/go-ethereum v0.0.0-20250428082551-b4f5a8f8420a
diff --git a/go.sum b/go.sum
index 37c1e18..bfc5ed7 100644
--- a/go.sum
+++ b/go.sum
@@ -244,8 +244,8 @@ github.com/StackExchange/wmi v1.2.1 h1:VIkavFPXSjcnS+O8yTq7NI32k0R5Aj+v39y29VYDO
 github.com/StackExchange/wmi v1.2.1/go.mod h1:rcmrprowKIVzvc+NUiLncP2uuArMWLCbu9SBzvHz7e8=
 github.com/TacBuild/cosmos-sdk v0.0.0-20251010131633-e43d8d10a9a9 h1:jMjIlOrdA+vBfZkuljd7V/54L1az5n3Sw12iE7Pea00=
 github.com/TacBuild/cosmos-sdk v0.0.0-20251010131633-e43d8d10a9a9/go.mod h1:0Fo5FGFsiXxRRrVm7hBwxzwCeHhNxFPIMUSXqe9P8aA=
-github.com/TacBuild/evm v0.0.0-20251010145635-9055209fc1d5 h1:ALJ3HjJscsYgDCFHKF4lCE5yx1cvWyvLbb2CjOOAhyQ=
-github.com/TacBuild/evm v0.0.0-20251010145635-9055209fc1d5/go.mod h1:9+gL3zGzrGuh1oF5vfFl7kuswgma6v7IN0KDbBmO0eA=
+github.com/TacBuild/evm v0.0.0-20251030120744-79ed002a3490 h1:3obQEWEzVE4yrdskdDXAEoySEsfyc/8JP+zbJCiTflE=
+github.com/TacBuild/evm v0.0.0-20251030120744-79ed002a3490/go.mod h1:9+gL3zGzrGuh1oF5vfFl7kuswgma6v7IN0KDbBmO0eA=
 github.com/TacBuild/go-ethereum v0.0.0-20250428082551-b4f5a8f8420a h1:d5s3in80qbAEpMLo2gVHKPrR6qn60nyxV+rK17tqZ1Q=
 github.com/TacBuild/go-ethereum v0.0.0-20250428082551-b4f5a8f8420a/go.mod h1:TN8ZiHrdJwSe8Cb6x+p0hs5CxhJZPbqB7hHkaUXcmIU=
 github.com/VictoriaMetrics/fastcache v1.12.1 h1:i0mICQuojGDL3KblA7wUNlY5lOK6a4bwt3uRKnkZU40=
diff --git a/tests/localnet/test-params.sh b/tests/localnet/test-params.sh
index 60a3a08..3b75c32 100755
--- a/tests/localnet/test-params.sh
+++ b/tests/localnet/test-params.sh
@@ -278,6 +278,7 @@ expected_evm_params='{
     "0x0000000000000000000000000000000000000805",
     "0x0000000000000000000000000000000000000806",
     "0x0000000000000000000000000000000000000807",
+    "0x00000000000000000000000000000000000008f3",
     "0x0000000000000000000000000000000000001600"
   ]
 }'