diff --git a/go.mod b/go.mod
index c6d4927eb..a3a9850fd 100644
--- a/go.mod
+++ b/go.mod
@@ -16,7 +16,7 @@ require (
 	github.com/roadrunner-server/beanstalk/v4 v4.5.9
 	github.com/roadrunner-server/boltdb/v4 v4.7.6
 	github.com/roadrunner-server/centrifuge/v4 v4.5.3
-	github.com/roadrunner-server/config/v4 v4.4.9
+	github.com/roadrunner-server/config/v4 v4.5.0
 	github.com/roadrunner-server/endure/v2 v2.4.3
 	github.com/roadrunner-server/errors v1.3.0
 	github.com/roadrunner-server/fileserver/v4 v4.1.8
diff --git a/go.sum b/go.sum
index aaa9d6c38..8c7582f6b 100644
--- a/go.sum
+++ b/go.sum
@@ -1241,8 +1241,8 @@ github.com/roadrunner-server/boltdb/v4 v4.7.6 h1:vRWB03XgcKFDMEn/7h5puOE0MCKD0ZX
 github.com/roadrunner-server/boltdb/v4 v4.7.6/go.mod h1:rgzPNyMxGnOzANSQkyfY+IGBLCaYAjd3+rwlsmmqJ7A=
 github.com/roadrunner-server/centrifuge/v4 v4.5.3 h1:jFAiV+sHBiAsca+aIbxjI7lMIRmyXtPHMV64ibggcMA=
 github.com/roadrunner-server/centrifuge/v4 v4.5.3/go.mod h1:1+qRJAlB0fUAXFMfjzu9a9aGsGoP+m+YHI3CGYM2Ua0=
-github.com/roadrunner-server/config/v4 v4.4.9 h1:RkYs6Fd3Lo5ZdHOm8RTsX7jlySyDpXyZzt0rp7hw38A=
-github.com/roadrunner-server/config/v4 v4.4.9/go.mod h1:3GZTCaZXUEcLTILoauurn0tMgnu0/58RV9k+Zewmsz0=
+github.com/roadrunner-server/config/v4 v4.5.0 h1:2XWeu9XZ0eeenCpQEPHRJ+whD/FnayazBEIsSJj3pbo=
+github.com/roadrunner-server/config/v4 v4.5.0/go.mod h1:3GZTCaZXUEcLTILoauurn0tMgnu0/58RV9k+Zewmsz0=
 github.com/roadrunner-server/endure/v2 v2.4.3 h1:R9DdsLiLjtSFivZ1HKk/1eDZ0TYaKHQzakVwz9D2hto=
 github.com/roadrunner-server/endure/v2 v2.4.3/go.mod h1:4n3PdwZ3h/IRL2enDGvEVXtaQgqRnZ74VOyZtOJq528=
 github.com/roadrunner-server/errors v1.3.0 h1:kLVXpXne0jMReN7pj8KIhyYyjqKjsPC5DRGqMsd4/Fo=
diff --git a/internal/cli/root.go b/internal/cli/root.go
index 1de50c432..feae0ee3d 100644
--- a/internal/cli/root.go
+++ b/internal/cli/root.go
@@ -42,6 +42,8 @@ func NewCommand(cmdName string) *cobra.Command { //nolint:funlen,gocognit
 	override := &[]string{}
 	// do not print startup message
 	silent := toPtr(false)
+	// enable experimental features
+	experimental := toPtr(false)
 
 	// working directory
 	var workDir string
@@ -146,6 +148,7 @@ func NewCommand(cmdName string) *cobra.Command { //nolint:funlen,gocognit
 
 	f := cmd.PersistentFlags()
 
+	f.BoolVarP(experimental, "enable-experimental", "e", false, "enable experimental features")
 	f.BoolVarP(forceStop, "force", "f", false, "force stop")
 	f.BoolVarP(pidFile, "pid", "p", false, "create a .pid file")
 	f.StringVarP(cfgFile, "config", "c", ".rr.yaml", "config file")
@@ -158,7 +161,7 @@ func NewCommand(cmdName string) *cobra.Command { //nolint:funlen,gocognit
 	cmd.AddCommand(
 		workers.NewCommand(cfgFile, override),
 		reset.NewCommand(cfgFile, override, silent),
-		serve.NewCommand(override, cfgFile, silent),
+		serve.NewCommand(override, cfgFile, silent, experimental),
 		stop.NewCommand(silent, forceStop),
 		jobs.NewCommand(cfgFile, override, silent),
 	)
diff --git a/internal/cli/serve/command.go b/internal/cli/serve/command.go
index a4caa2651..95aeb0670 100644
--- a/internal/cli/serve/command.go
+++ b/internal/cli/serve/command.go
@@ -21,7 +21,7 @@ const (
 )
 
 // NewCommand creates `serve` command.
-func NewCommand(override *[]string, cfgFile *string, silent *bool) *cobra.Command { //nolint:funlen
+func NewCommand(override *[]string, cfgFile *string, silent *bool, experimental *bool) *cobra.Command { //nolint:funlen
 	return &cobra.Command{
 		Use:   "serve",
 		Short: "Start RoadRunner server",
@@ -39,11 +39,12 @@ func NewCommand(override *[]string, cfgFile *string, silent *bool) *cobra.Comman
 			}
 
 			cfg := &configImpl.Plugin{
-				Path:    *cfgFile,
-				Prefix:  rrPrefix,
-				Timeout: containerCfg.GracePeriod,
-				Flags:   *override,
-				Version: meta.Version(),
+				Path:                 *cfgFile,
+				Prefix:               rrPrefix,
+				Timeout:              containerCfg.GracePeriod,
+				Flags:                *override,
+				Version:              meta.Version(),
+				ExperimentalFeatures: *experimental,
 			}
 
 			endureOptions := []endure.Options{
@@ -58,7 +59,7 @@ func NewCommand(override *[]string, cfgFile *string, silent *bool) *cobra.Comman
 			ll, err := container.ParseLogLevel(containerCfg.LogLevel)
 			if err != nil {
 				if !*silent {
-					fmt.Printf("[WARN] Failed to parse log level, using default (error): %s\n", err)
+					fmt.Println(fmt.Errorf("[WARN] Failed to parse log level, using default (error): %w", err))
 				}
 			}
 			cont := endure.New(ll, endureOptions...)
diff --git a/internal/cli/serve/command_test.go b/internal/cli/serve/command_test.go
index 69ff64f08..80da39491 100644
--- a/internal/cli/serve/command_test.go
+++ b/internal/cli/serve/command_test.go
@@ -10,14 +10,14 @@ import (
 
 func TestCommandProperties(t *testing.T) {
 	path := ""
-	cmd := serve.NewCommand(nil, &path, nil)
+	cmd := serve.NewCommand(nil, &path, nil, nil)
 
 	assert.Equal(t, "serve", cmd.Use)
 	assert.NotNil(t, cmd.RunE)
 }
 
 func TestCommandNil(t *testing.T) {
-	cmd := serve.NewCommand(nil, nil, nil)
+	cmd := serve.NewCommand(nil, nil, nil, nil)
 
 	assert.Equal(t, "serve", cmd.Use)
 	assert.NotNil(t, cmd.RunE)