diff --git a/contracts/oasys/deployments.go b/contracts/oasys/deployments.go
index 7e71680fe..dd98663ff 100644
--- a/contracts/oasys/deployments.go
+++ b/contracts/oasys/deployments.go
@@ -33,7 +33,7 @@ var deploymentSets = map[common.Hash]map[uint64]deploymentSet{
 		955400:  deploymentSet{deployments7, deployments8},
 		1519840: deploymentSet{deployments9},
 		1880660: deploymentSet{deployments10},
-		9999999: deploymentSet{deployments11}, // TODO
+		4017600: deploymentSet{deployments11},
 	},
 	defaultGenesisHash: {
 		2: deploymentSet{
diff --git a/contracts/oasys/oasys_test.go b/contracts/oasys/oasys_test.go
index 4138d9d1b..eb1493727 100644
--- a/contracts/oasys/oasys_test.go
+++ b/contracts/oasys/oasys_test.go
@@ -1059,7 +1059,7 @@ func _deployments11(genesisHash common.Hash, contracts wantContracts) {
 	}
 
 	switch genesisHash {
-	case params.OasysMainnetGenesisHash, params.OasysTestnetGenesisHash:
+	case params.OasysMainnetGenesisHash:
 		contracts["0x0000000000000000000000000000000000001000"].storage = map[string]string{
 			// uint256[] public updates
 			"0x0000000000000000000000000000000000000000000000000000000000000001": "0x0000000000000000000000000000000000000000000000000000000000000002",
@@ -1076,6 +1076,23 @@ func _deployments11(genesisHash common.Hash, contracts wantContracts) {
 			"0x405787fa12a823e0f2b7631cc41b3ba8828b3321ca811111fa75cd3aa3bb5ade": "0x00000000000000000000000000000000000000000000000000000000000001f4",
 			"0x405787fa12a823e0f2b7631cc41b3ba8828b3321ca811111fa75cd3aa3bb5adf": "0x0000000000000000000000000000000000000000000000000000000000000002",
 		}
+	case params.OasysTestnetGenesisHash:
+		contracts["0x0000000000000000000000000000000000001000"].storage = map[string]string{
+			// uint256[] public updates
+			"0x0000000000000000000000000000000000000000000000000000000000000001": "0x0000000000000000000000000000000000000000000000000000000000000002",
+			"0xb10e2d527612073b26eecdfd717e6a320cf44b4afac2b0732d9fcbe2b7fa0cf7": "0x00000000000000000000000000000000000000000000000000000000000002bb",
+			// EnvironmentValue[] public values
+			"0x0000000000000000000000000000000000000000000000000000000000000002": "0x0000000000000000000000000000000000000000000000000000000000000002",
+			"0x405787fa12a823e0f2b7631cc41b3ba8828b3321ca811111fa75cd3aa3bb5ad7": "0x00000000000000000000000000000000000000000000000000000000003d5900",
+			"0x405787fa12a823e0f2b7631cc41b3ba8828b3321ca811111fa75cd3aa3bb5ad8": "0x00000000000000000000000000000000000000000000000000000000000002bb",
+			"0x405787fa12a823e0f2b7631cc41b3ba8828b3321ca811111fa75cd3aa3bb5ad9": "0x0000000000000000000000000000000000000000000000000000000000000006",
+			"0x405787fa12a823e0f2b7631cc41b3ba8828b3321ca811111fa75cd3aa3bb5ada": "0x0000000000000000000000000000000000000000000000000000000000003840",
+			"0x405787fa12a823e0f2b7631cc41b3ba8828b3321ca811111fa75cd3aa3bb5adb": "0x000000000000000000000000000000000000000000000000000000000000000a",
+			"0x405787fa12a823e0f2b7631cc41b3ba8828b3321ca811111fa75cd3aa3bb5adc": "0x000000000000000000000000000000000000000000000000000000000000000a",
+			"0x405787fa12a823e0f2b7631cc41b3ba8828b3321ca811111fa75cd3aa3bb5add": "0x000000000000000000000000000000000000000000084595161401484a000000",
+			"0x405787fa12a823e0f2b7631cc41b3ba8828b3321ca811111fa75cd3aa3bb5ade": "0x00000000000000000000000000000000000000000000000000000000000001f4",
+			"0x405787fa12a823e0f2b7631cc41b3ba8828b3321ca811111fa75cd3aa3bb5adf": "0x0000000000000000000000000000000000000000000000000000000000000002",
+		}
 	default:
 		contracts["0x0000000000000000000000000000000000001000"].storage = map[string]string{
 			// uint256[] public updates
@@ -1142,7 +1159,7 @@ func TestDeploy(t *testing.T) {
 				{955400, []deployFn{_deployments7, _deployments8}},
 				{1519840, []deployFn{_deployments9}},
 				{1880660, []deployFn{_deployments10}},
-				{9999999, []deployFn{_deployments11}},
+				{4017600, []deployFn{_deployments11}},
 			},
 		},
 		{
diff --git a/params/oasys.go b/params/oasys.go
index 36dd3891d..0090ead48 100644
--- a/params/oasys.go
+++ b/params/oasys.go
@@ -11,8 +11,8 @@ const (
 	SHORT_BLOCK_TIME_EPOCH_PERIOD = 14400 // 6 sec * 14400 block = 1 days
 
 	SHORT_BLOCK_TIME_FORK_EPOCH_MAINNET = 999 // TODO
-	SHORT_BLOCK_TIME_FORK_EPOCH_TESTNET = 999 // TODO
-	SHORT_BLOCK_TIME_FORK_EPOCH_OTHERS  = 10  // for local chain
+	SHORT_BLOCK_TIME_FORK_EPOCH_TESTNET = 699
+	SHORT_BLOCK_TIME_FORK_EPOCH_OTHERS  = 10 // for local chain
 )
 
 // EnvironmentValue is a representation of `Environment.EnvironmentValue`.