diff --git a/op-chain-ops/cmd/celo-migrate/main.go b/op-chain-ops/cmd/celo-migrate/main.go
index bab69eb9b2857..b7d27791bc4b2 100644
--- a/op-chain-ops/cmd/celo-migrate/main.go
+++ b/op-chain-ops/cmd/celo-migrate/main.go
@@ -49,6 +49,10 @@ var (
 		Usage:    "Path to write the rollup config JSON file, to be provided to op-node with the 'rollup.config' flag",
 		Required: true,
 	}
+	migrationBlockTimeFlag = &cli.Uint64Flag{
+		Name:  "migration-block-time",
+		Usage: "Specifies a unix timestamp to use for the migration block. If not provided, the current time will be used.",
+	}
 	oldDBPathFlag = &cli.PathFlag{
 		Name:     "old-db",
 		Usage:    "Path to the old Celo chaindata dir, can be found at '<datadir>/celo/chaindata'",
@@ -104,6 +108,7 @@ var (
 		l1RPCFlag,
 		l2AllocsFlag,
 		outfileRollupConfigFlag,
+		migrationBlockTimeFlag,
 	}
 	// Ignore onlyAncients flag and duplicate newDBPathFlag for full migration
 	fullMigrationFlags = append(blockMigrationFlags[1:], stateMigrationFlags[1:]...)
@@ -127,6 +132,7 @@ type stateMigrationOptions struct {
 	l2AllocsPath        string
 	outfileRollupConfig string
 	newDBPath           string
+	migrationBlockTime  uint64
 }
 
 func parseBlockMigrationOptions(ctx *cli.Context) blockMigrationOptions {
@@ -150,6 +156,7 @@ func parseStateMigrationOptions(ctx *cli.Context) stateMigrationOptions {
 		l1RPC:               ctx.String(l1RPCFlag.Name),
 		l2AllocsPath:        ctx.Path(l2AllocsFlag.Name),
 		outfileRollupConfig: ctx.Path(outfileRollupConfigFlag.Name),
+		migrationBlockTime:  ctx.Uint64(migrationBlockTimeFlag.Name),
 	}
 }
 
@@ -337,7 +344,7 @@ func runStateMigration(opts stateMigrationOptions) error {
 	}
 
 	// Write changes to state to actual state database
-	cel2Header, err := applyStateMigrationChanges(config, l2Genesis, opts.newDBPath)
+	cel2Header, err := applyStateMigrationChanges(config, l2Genesis, opts.newDBPath, opts.migrationBlockTime)
 	if err != nil {
 		return err
 	}
diff --git a/op-chain-ops/cmd/celo-migrate/state.go b/op-chain-ops/cmd/celo-migrate/state.go
index 7511e45869e1c..67be76047d981 100644
--- a/op-chain-ops/cmd/celo-migrate/state.go
+++ b/op-chain-ops/cmd/celo-migrate/state.go
@@ -7,6 +7,7 @@ import (
 	"fmt"
 	"math/big"
 	"os"
+	"time"
 
 	"github.com/ethereum-optimism/optimism/op-chain-ops/genesis"
 	"github.com/ethereum-optimism/optimism/op-service/predeploys"
@@ -50,7 +51,7 @@ var (
 	}
 )
 
-func applyStateMigrationChanges(config *genesis.DeployConfig, genesis *core.Genesis, dbPath string) (*types.Header, error) {
+func applyStateMigrationChanges(config *genesis.DeployConfig, genesis *core.Genesis, dbPath string, migrationBlockTime uint64) (*types.Header, error) {
 	log.Info("Opening Celo database", "dbPath", dbPath)
 
 	ldb, err := openDB(dbPath)
@@ -119,6 +120,10 @@ func applyStateMigrationChanges(config *genesis.DeployConfig, genesis *core.Gene
 		baseFee = header.BaseFee
 	}
 
+	if migrationBlockTime == 0 {
+		migrationBlockTime = uint64(time.Now().Unix())
+	}
+
 	// Create the header for the Cel2 transition block.
 	cel2Header := &types.Header{
 		ParentHash:       header.Hash(),
@@ -132,7 +137,7 @@ func applyStateMigrationChanges(config *genesis.DeployConfig, genesis *core.Gene
 		Number:           migrationBlock,
 		GasLimit:         header.GasLimit,
 		GasUsed:          0,
-		Time:             header.Time + 5,
+		Time:             migrationBlockTime,
 		Extra:            []byte("CeL2 migration"),
 		MixDigest:        common.Hash{},
 		Nonce:            types.BlockNonce{},