diff --git a/builder/osc/bsusurrogate/builder.go b/builder/osc/bsusurrogate/builder.go
index 0bb609fc5..711cfeba4 100644
--- a/builder/osc/bsusurrogate/builder.go
+++ b/builder/osc/bsusurrogate/builder.go
@@ -6,10 +6,8 @@ package bsusurrogate
 
 import (
 	"context"
-	"crypto/tls"
 	"errors"
 	"fmt"
-	"net/http"
 
 	"github.com/hashicorp/hcl/v2/hcldec"
 	osccommon "github.com/hashicorp/packer/builder/osc/common"
@@ -19,7 +17,6 @@ import (
 	"github.com/hashicorp/packer/helper/multistep"
 	"github.com/hashicorp/packer/packer"
 	"github.com/hashicorp/packer/template/interpolate"
-	"github.com/outscale/osc-go/oapi"
 )
 
 const BuilderId = "oapi.outscale.bsusurrogate"
@@ -104,25 +101,11 @@ func (b *Builder) Prepare(raws ...interface{}) ([]string, []string, error) {
 }
 
 func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (packer.Artifact, error) {
-	clientConfig, err := b.config.Config()
-	if err != nil {
-		return nil, err
-	}
-
-	skipClient := &http.Client{
-		Transport: &http.Transport{
-			TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
-		},
-	}
-
-	oapiconn := oapi.NewClient(clientConfig, skipClient)
-
 	oscConn := b.config.NewOSCClient()
 
 	// Setup the state bag and initial state for the steps
 	state := new(multistep.BasicStateBag)
 	state.Put("config", &b.config)
-	state.Put("oapi", oapiconn)
 	state.Put("osc", oscConn)
 	state.Put("accessConfig", &b.config.AccessConfig)
 	state.Put("hook", hook)
@@ -251,7 +234,6 @@ func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (pack
 		artifact := &osccommon.Artifact{
 			Omis:           omis.(map[string]string),
 			BuilderIdValue: BuilderId,
-			Config:         clientConfig,
 			StateData:      map[string]interface{}{"generated_data": state.Get("generated_data")},
 		}
 
diff --git a/builder/osc/bsusurrogate/step_register_omi.go b/builder/osc/bsusurrogate/step_register_omi.go
index 24437e3c5..3d8541df8 100644
--- a/builder/osc/bsusurrogate/step_register_omi.go
+++ b/builder/osc/bsusurrogate/step_register_omi.go
@@ -8,7 +8,6 @@ import (
 	osccommon "github.com/hashicorp/packer/builder/osc/common"
 	"github.com/hashicorp/packer/helper/multistep"
 	"github.com/hashicorp/packer/packer"
-	"github.com/outscale/osc-go/oapi"
 	"github.com/outscale/osc-sdk-go/osc"
 )
 
@@ -23,7 +22,6 @@ type StepRegisterOMI struct {
 
 func (s *StepRegisterOMI) Run(ctx context.Context, state multistep.StateBag) multistep.StepAction {
 	config := state.Get("config").(*Config)
-	oapiconn := state.Get("oapi").(*oapi.Client)
 	oscconn := state.Get("osc").(*osc.APIClient)
 	snapshotIds := state.Get("snapshot_ids").(map[string]string)
 	ui := state.Get("ui").(packer.Ui)
@@ -51,7 +49,7 @@ func (s *StepRegisterOMI) Run(ctx context.Context, state multistep.StateBag) mul
 	// Set the OMI ID in the state
 	ui.Say(fmt.Sprintf("OMI: %s", registerResp.Image.ImageId))
 	omis := make(map[string]string)
-	omis[oapiconn.GetConfig().Region] = registerResp.Image.ImageId
+	omis[s.RawRegion] = registerResp.Image.ImageId
 	state.Put("omis", omis)
 
 	// Wait for the image to become ready