diff --git a/core/node/builder.go b/core/node/builder.go
index 029ebd37d..5228310f2 100644
--- a/core/node/builder.go
+++ b/core/node/builder.go
@@ -84,10 +84,10 @@ func (cfg *BuildCfg) fillDefaults() error {
 }
 
 // options creates fx option group from this build config
-func (cfg *BuildCfg) options(ctx context.Context) fx.Option {
+func (cfg *BuildCfg) options(ctx context.Context) (fx.Option, *cfg.Config) {
 	err := cfg.fillDefaults()
 	if err != nil {
-		return fx.Error(err)
+		return fx.Error(err), nil
 	}
 
 	repoOption := fx.Provide(func(lc fx.Lifecycle) repo.Repo {
@@ -112,12 +112,17 @@ func (cfg *BuildCfg) options(ctx context.Context) fx.Option {
 		return cfg.Routing
 	})
 
+	conf, err := cfg.Repo.Config()
+	if err != nil {
+		return fx.Error(err), nil
+	}
+
 	return fx.Options(
 		repoOption,
 		hostOption,
 		routingOption,
 		metricsCtx,
-	)
+	), conf
 }
 
 func defaultRepo(dstore repo.Datastore) (repo.Repo, error) {
diff --git a/core/node/groups.go b/core/node/groups.go
index 1a69f03de..56f2f3538 100644
--- a/core/node/groups.go
+++ b/core/node/groups.go
@@ -9,6 +9,7 @@ import (
 
 	offline "github.com/ipfs/go-ipfs-exchange-offline"
 	offroute "github.com/ipfs/go-ipfs-routing/offline"
+	uio "github.com/ipfs/go-unixfs/io"
 	"github.com/ipfs/go-path/resolver"
 	"go.uber.org/fx"
 )
@@ -122,21 +123,33 @@ func Networked(cfg *BuildCfg) fx.Option {
 }
 
 // IPFS builds a group of fx Options based on the passed BuildCfg
-func IPFS(ctx context.Context, cfg *BuildCfg) fx.Option {
-	if cfg == nil {
-		cfg = new(BuildCfg)
+func IPFS(ctx context.Context, bcfg *BuildCfg) fx.Option {
+	if bcfg == nil {
+		bcfg = new(BuildCfg)
 	}
 
+	bcfgOpts, cfg := bcfg.options(ctx)
+	if cfg == nil {
+		return bcfgOpts // error
+	}
+
+	// TEMP: setting global sharding switch here
+	uio.UseHAMTSharding = cfg.Experimental.ShardingEnabled
+
+
+
+
+
+
 	return fx.Options(
-		cfg.options(ctx),
+		bcfgOpts,
 
 		fx.Provide(baseProcess),
-		fx.Invoke(setupSharding),
 
-		Storage(cfg),
+		Storage(bcfg),
 		Identity,
 		IPNS,
-		Networked(cfg),
+		Networked(bcfg),
 
 		Core,
 	)
diff --git a/core/node/helpers.go b/core/node/helpers.go
index 17954b63a..2c91ff5f9 100644
--- a/core/node/helpers.go
+++ b/core/node/helpers.go
@@ -3,8 +3,6 @@ package node
 import (
 	"context"
 
-	config "github.com/ipfs/go-ipfs-config"
-	uio "github.com/ipfs/go-unixfs/io"
 	"github.com/jbenet/goprocess"
 	"github.com/pkg/errors"
 	"go.uber.org/fx"
@@ -45,11 +43,6 @@ func maybeProvide(opt interface{}, enable bool) fx.Option {
 	return fx.Options()
 }
 
-func setupSharding(cfg *config.Config) {
-	// TEMP: setting global sharding switch here
-	uio.UseHAMTSharding = cfg.Experimental.ShardingEnabled
-}
-
 // baseProcess creates a goprocess which is closed when the lifecycle signals it to stop
 func baseProcess(lc fx.Lifecycle) goprocess.Process {
 	p := goprocess.WithParent(goprocess.Background())