diff --git a/cmd/flags/common.go b/cmd/flags/common.go
index 4f94daeec..9cdf5577b 100644
--- a/cmd/flags/common.go
+++ b/cmd/flags/common.go
@@ -51,6 +51,12 @@ var (
 		Required: true,
 		Category: commonCategory,
 	}
+	TaikoTokenAddress = &cli.StringFlag{
+		Name:     "taikoToken",
+		Usage:    "TaikoToken contract address",
+		Required: true,
+		Category: commonCategory,
+	}
 	// Optional flags used by all client softwares.
 	// Logging
 	Verbosity = &cli.IntFlag{
@@ -114,6 +120,7 @@ var CommonFlags = []cli.Flag{
 	L1WSEndpoint,
 	TaikoL1Address,
 	TaikoL2Address,
+	TaikoTokenAddress,
 	// Optional
 	Verbosity,
 	LogJson,
diff --git a/cmd/flags/proposer.go b/cmd/flags/proposer.go
index 3ead92e0f..91dcbe84b 100644
--- a/cmd/flags/proposer.go
+++ b/cmd/flags/proposer.go
@@ -28,12 +28,6 @@ var (
 		Usage:    "Initial block proposal fee (in wei) paid on block proposing",
 		Category: proposerCategory,
 	}
-	TaikoTokenAddress = &cli.StringFlag{
-		Name:     "taikoToken",
-		Usage:    "TaikoToken contract address",
-		Required: true,
-		Category: proposerCategory,
-	}
 )
 
 // Optional flags used by proposer.
@@ -111,5 +105,4 @@ var ProposerFlags = MergeFlags(CommonFlags, []cli.Flag{
 	BlockProposalFee,
 	BlockProposalFeeIncreasePercentage,
 	BlockProposalFeeIterations,
-	TaikoTokenAddress,
 })
diff --git a/cmd/flags/prover.go b/cmd/flags/prover.go
index 7b7465a07..4b098bd0f 100644
--- a/cmd/flags/prover.go
+++ b/cmd/flags/prover.go
@@ -149,5 +149,4 @@ var ProverFlags = MergeFlags(CommonFlags, []cli.Flag{
 	ProverHTTPServerPort,
 	ProverCapacity,
 	MaxExpiry,
-	TaikoTokenAddress,
 })