diff --git a/backend/internal/setup/setup.go b/backend/internal/setup/setup.go
index 51baf3dfe6..a2c4e2847a 100644
--- a/backend/internal/setup/setup.go
+++ b/backend/internal/setup/setup.go
@@ -28,6 +28,7 @@ const (
 	InstallLockFile            = ".installed"
 	defaultUserConcurrency     = 5
 	simpleModeAdminConcurrency = 30
+	defaultMigrationTimeout    = 60 * time.Second
 )
 
 func setupDefaultAdminConcurrency() int {
@@ -73,12 +74,13 @@ func GetInstallLockPath() string {
 
 // SetupConfig holds the setup configuration
 type SetupConfig struct {
-	Database DatabaseConfig `json:"database" yaml:"database"`
-	Redis    RedisConfig    `json:"redis" yaml:"redis"`
-	Admin    AdminConfig    `json:"admin" yaml:"-"` // Not stored in config file
-	Server   ServerConfig   `json:"server" yaml:"server"`
-	JWT      JWTConfig      `json:"jwt" yaml:"jwt"`
-	Timezone string         `json:"timezone" yaml:"timezone"` // e.g. "Asia/Shanghai", "UTC"
+	Database                DatabaseConfig `json:"database" yaml:"database"`
+	Redis                   RedisConfig    `json:"redis" yaml:"redis"`
+	Admin                   AdminConfig    `json:"admin" yaml:"-"` // Not stored in config file
+	Server                  ServerConfig   `json:"server" yaml:"server"`
+	JWT                     JWTConfig      `json:"jwt" yaml:"jwt"`
+	Timezone                string         `json:"timezone" yaml:"timezone"` // e.g. "Asia/Shanghai", "UTC"
+	MigrationTimeoutSeconds int            `json:"migration_timeout_seconds" yaml:"migration_timeout_seconds,omitempty"`
 }
 
 type DatabaseConfig struct {
@@ -350,11 +352,18 @@ func initializeDatabase(cfg *SetupConfig) error {
 		}
 	}()
 
-	migrationCtx, cancel := context.WithTimeout(context.Background(), 60*time.Second)
+	migrationCtx, cancel := context.WithTimeout(context.Background(), cfg.migrationTimeout())
 	defer cancel()
 	return repository.ApplyMigrations(migrationCtx, db)
 }
 
+func (cfg *SetupConfig) migrationTimeout() time.Duration {
+	if cfg != nil && cfg.MigrationTimeoutSeconds > 0 {
+		return time.Duration(cfg.MigrationTimeoutSeconds) * time.Second
+	}
+	return defaultMigrationTimeout
+}
+
 func createAdminUser(cfg *SetupConfig) (bool, string, error) {
 	dsn := fmt.Sprintf(
 		"host=%s port=%d user=%s password=%s dbname=%s sslmode=%s",
@@ -578,7 +587,8 @@ func AutoSetupFromEnv() error {
 			Secret:     getEnvOrDefault("JWT_SECRET", ""),
 			ExpireHour: getEnvIntOrDefault("JWT_EXPIRE_HOUR", 24),
 		},
-		Timezone: tz,
+		Timezone:                tz,
+		MigrationTimeoutSeconds: getEnvIntOrDefault("SETUP_MIGRATION_TIMEOUT_SECONDS", 0),
 	}
 
 	// Generate JWT secret if not provided
diff --git a/backend/internal/setup/setup_test.go b/backend/internal/setup/setup_test.go
index a2aa2f4cc1..b95c162bda 100644
--- a/backend/internal/setup/setup_test.go
+++ b/backend/internal/setup/setup_test.go
@@ -4,6 +4,7 @@ import (
 	"os"
 	"strings"
 	"testing"
+	"time"
 )
 
 func TestDecideAdminBootstrap(t *testing.T) {
@@ -70,6 +71,22 @@ func TestSetupDefaultAdminConcurrency(t *testing.T) {
 	})
 }
 
+func TestSetupMigrationTimeout(t *testing.T) {
+	t.Run("uses default timeout when unset", func(t *testing.T) {
+		cfg := &SetupConfig{}
+		if got := cfg.migrationTimeout(); got != 60*time.Second {
+			t.Fatalf("migrationTimeout()=%s, want 60s", got)
+		}
+	})
+
+	t.Run("uses configured timeout", func(t *testing.T) {
+		cfg := &SetupConfig{MigrationTimeoutSeconds: 300}
+		if got := cfg.migrationTimeout(); got != 300*time.Second {
+			t.Fatalf("migrationTimeout()=%s, want 300s", got)
+		}
+	})
+}
+
 func TestWriteConfigFileKeepsDefaultUserConcurrency(t *testing.T) {
 	t.Setenv("RUN_MODE", "simple")
 	t.Setenv("DATA_DIR", t.TempDir())
diff --git a/deploy/.env.example b/deploy/.env.example
index 59e4b44b91..d8892dbecf 100644
--- a/deploy/.env.example
+++ b/deploy/.env.example
@@ -196,6 +196,13 @@ JWT_EXPIRE_HOUR=24
 # - =0: 回退使用 JWT_EXPIRE_HOUR
 JWT_ACCESS_TOKEN_EXPIRE_MINUTES=0
 
+# -----------------------------------------------------------------------------
+# Setup Configuration
+# -----------------------------------------------------------------------------
+# Database migration timeout during initial setup, in seconds.
+# Leave 0 to use the built-in default of 60 seconds.
+SETUP_MIGRATION_TIMEOUT_SECONDS=0
+
 # -----------------------------------------------------------------------------
 # TOTP (2FA) Configuration
 # TOTP（双因素认证）配置
diff --git a/deploy/docker-compose.dev.yml b/deploy/docker-compose.dev.yml
index 7755fdbeff..07e89e0b51 100644
--- a/deploy/docker-compose.dev.yml
+++ b/deploy/docker-compose.dev.yml
@@ -38,6 +38,7 @@ services:
       - ADMIN_EMAIL=${ADMIN_EMAIL:-admin@sub2api.local}
       - ADMIN_PASSWORD=${ADMIN_PASSWORD:-}
       - JWT_SECRET=${JWT_SECRET:-}
+      - SETUP_MIGRATION_TIMEOUT_SECONDS=${SETUP_MIGRATION_TIMEOUT_SECONDS:-0}
       - TOTP_ENCRYPTION_KEY=${TOTP_ENCRYPTION_KEY:-}
       - TZ=${TZ:-Asia/Shanghai}
       # OpenAI HTTP upstream protocol/timeout
diff --git a/deploy/docker-compose.local.yml b/deploy/docker-compose.local.yml
index b15be2402d..21f46e3760 100644
--- a/deploy/docker-compose.local.yml
+++ b/deploy/docker-compose.local.yml
@@ -94,6 +94,11 @@ services:
       - JWT_SECRET=${JWT_SECRET:-}
       - JWT_EXPIRE_HOUR=${JWT_EXPIRE_HOUR:-24}
 
+      # =======================================================================
+      # Setup Configuration
+      # =======================================================================
+      - SETUP_MIGRATION_TIMEOUT_SECONDS=${SETUP_MIGRATION_TIMEOUT_SECONDS:-0}
+
       # =======================================================================
       # TOTP (2FA) Configuration
       # =======================================================================
diff --git a/deploy/docker-compose.standalone.yml b/deploy/docker-compose.standalone.yml
index 32afb28d6c..2e1d335624 100644
--- a/deploy/docker-compose.standalone.yml
+++ b/deploy/docker-compose.standalone.yml
@@ -76,6 +76,11 @@ services:
       - JWT_SECRET=${JWT_SECRET:-}
       - JWT_EXPIRE_HOUR=${JWT_EXPIRE_HOUR:-24}
 
+      # =======================================================================
+      # Setup Configuration
+      # =======================================================================
+      - SETUP_MIGRATION_TIMEOUT_SECONDS=${SETUP_MIGRATION_TIMEOUT_SECONDS:-0}
+
       # =======================================================================
       # Timezone Configuration
       # =======================================================================
diff --git a/deploy/docker-compose.yml b/deploy/docker-compose.yml
index fd682a87e6..3da3bcbfb0 100644
--- a/deploy/docker-compose.yml
+++ b/deploy/docker-compose.yml
@@ -90,6 +90,11 @@ services:
       - JWT_SECRET=${JWT_SECRET:-}
       - JWT_EXPIRE_HOUR=${JWT_EXPIRE_HOUR:-24}
 
+      # =======================================================================
+      # Setup Configuration
+      # =======================================================================
+      - SETUP_MIGRATION_TIMEOUT_SECONDS=${SETUP_MIGRATION_TIMEOUT_SECONDS:-0}
+
       # =======================================================================
       # TOTP (2FA) Configuration
       # =======================================================================