diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0788ab1519..552027d03e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -31,6 +31,7 @@
 * (build) [\#195](https://github.com/line/lfb-sdk/pull/195) Build properly when using libsecp256k1
 * (perf) [\#198](https://github.com/line/lfb-sdk/pull/198) Caching paramset
 * (global) [\#200](https://github.com/line/lfb-sdk/pull/200) Add a env prefix
+* (store) [\#202](https://github.com/line/lfb-sdk/pull/202) param store doesn't use gas kv
 * (store) [\#202](https://github.com/line/lfb-sdk/pull/202) Param store doesn't use gas kv
 * (store) [\#203](https://github.com/line/lfb-sdk/pull/203) Remove transient store that is not used now
 * (perf) [\#204](https://github.com/line/lfb-sdk/pull/204) Apply rw mutex to cachekv
@@ -46,6 +47,7 @@
 * (global) [\#230](https://github.com/line/lfb-sdk/pull/230) Modify module name to lfb-sdk
 * (bump-up) [\#246](https://github.com/line/lfb-sdk/pull/246) Bump up ostracon to not flush wal when receive consensus msgs
 * (wasm) [\#250](https://github.com/line/lfb-sdk/pull/250) Migrate linkwasmd to the latest commit
+* (wasm) [\#253](https://github.com/line/lfb-sdk/pull/253) remove MaxGas const
 * (wasm) [\#254](https://github.com/line/lfb-sdk/pull/254) Specify wasm event types
 * (x) [\#255](https://github.com/line/lfb-sdk/pull/255) Remove legacy from modules
 
diff --git a/x/wasm/alias.go b/x/wasm/alias.go
index 2c6c0289fe..ee99d1da3c 100644
--- a/x/wasm/alias.go
+++ b/x/wasm/alias.go
@@ -25,7 +25,6 @@ const (
 	ProposalTypeMigrateContract     = types.ProposalTypeMigrateContract
 	ProposalTypeUpdateAdmin         = types.ProposalTypeUpdateAdmin
 	ProposalTypeClearAdmin          = types.ProposalTypeClearAdmin
-	MaxGas                          = keeper.MaxGas
 	QueryListContractByCode         = keeper.QueryListContractByCode
 	QueryGetContract                = keeper.QueryGetContract
 	QueryGetContractState           = keeper.QueryGetContractState
diff --git a/x/wasm/internal/keeper/keeper.go b/x/wasm/internal/keeper/keeper.go
index b4be3dfaeb..3b9bf9e591 100644
--- a/x/wasm/internal/keeper/keeper.go
+++ b/x/wasm/internal/keeper/keeper.go
@@ -20,10 +20,6 @@ import (
 	wasmvmtypes "github.com/line/wasmvm/types"
 )
 
-// MaxGas was restriction is increased to 0x7FFFFFFFFFFFFFFF in CosmWasm 0.10.
-// This const is not needed now and we can manage it in another way.
-const MaxGas = 10_000_000_000
-
 // contractMemoryLimit is the memory limit of each contract execution (in MiB)
 // constant value so all nodes run with the same limit.
 const contractMemoryLimit = 32
@@ -957,9 +953,6 @@ func gasForContract(ctx sdk.Context, gasMultiplier uint64) uint64 {
 		return 0
 	}
 	remaining := (meter.Limit() - meter.GasConsumedToLimit()) * gasMultiplier
-	if remaining > MaxGas {
-		return MaxGas
-	}
 	return remaining
 }
 
diff --git a/x/wasm/internal/keeper/relay_test.go b/x/wasm/internal/keeper/relay_test.go
index fa7a4b74b9..aabf345c37 100644
--- a/x/wasm/internal/keeper/relay_test.go
+++ b/x/wasm/internal/keeper/relay_test.go
@@ -3,6 +3,7 @@ package keeper
 import (
 	"encoding/json"
 	"errors"
+	"math"
 	"testing"
 
 	sdk "github.com/line/lfb-sdk/types"
@@ -32,7 +33,7 @@ func TestOnOpenChannel(t *testing.T) {
 		},
 		"consume max gas": {
 			contractAddr: example.Contract,
-			contractGas:  MaxGas,
+			contractGas:  math.MaxUint64 / types.DefaultGasMultiplier,
 		},
 		"consume gas on error": {
 			contractAddr: example.Contract,