diff --git a/outscale/resource_outscale_snapshot_export_task_test.go b/outscale/resource_outscale_snapshot_export_task_test.go
index 00a14cf23..172ff4687 100644
--- a/outscale/resource_outscale_snapshot_export_task_test.go
+++ b/outscale/resource_outscale_snapshot_export_task_test.go
@@ -2,6 +2,7 @@ package outscale
 
 import (
 	"fmt"
+	"os"
 	"testing"
 
 	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/acctest"
@@ -14,6 +15,7 @@ func TestAccOutscaleOAPISnapshotExportTask_basic(t *testing.T) {
 		acctest.RandomWithPrefix("terraform-export-bucket-"),
 		acctest.RandomWithPrefix("terraform-export-bucket-"),
 	}
+	region := os.Getenv("OUTSCALE_REGION")
 	tags := `tags {
 		key = "test"
 		value = "test"
@@ -29,13 +31,13 @@ func TestAccOutscaleOAPISnapshotExportTask_basic(t *testing.T) {
 		Providers: testAccProviders,
 		Steps: []resource.TestStep{
 			{
-				Config: testAccOutscaleOAPISnapshotExportTaskConfig("", osuBucketNames[0]),
+				Config: testAccOutscaleOAPISnapshotExportTaskConfig(region, "", osuBucketNames[0]),
 				Check: resource.ComposeTestCheckFunc(
 					testAccCheckOutscaleOAPISnapshotExportTaskExists("outscale_snapshot_export_task.outscale_snapshot_export_task"),
 				),
 			},
 			{
-				Config: testAccOutscaleOAPISnapshotExportTaskConfig(tags, osuBucketNames[1]),
+				Config: testAccOutscaleOAPISnapshotExportTaskConfig(region, tags, osuBucketNames[1]),
 				Check: resource.ComposeTestCheckFunc(
 					testAccCheckOutscaleOAPISnapshotExportTaskExists("outscale_snapshot_export_task.outscale_snapshot_export_task"),
 				),
@@ -59,23 +61,23 @@ func testAccCheckOutscaleOAPISnapshotExportTaskExists(n string) resource.TestChe
 	}
 }
 
-func testAccOutscaleOAPISnapshotExportTaskConfig(tags, osuBucketName string) string {
+func testAccOutscaleOAPISnapshotExportTaskConfig(region, tags, osuBucketName string) string {
 	return fmt.Sprintf(`
-		resource "outscale_volume" "outscale_volume_snap" {
-    subregion_name   = "eu-west-2a"
-    size                = 10
-}
-resource "outscale_snapshot" "outscale_snapshot" {
-    volume_id = outscale_volume.outscale_volume_snap.volume_id
-}
-resource "outscale_snapshot_export_task" "outscale_snapshot_export_task" {
-	snapshot_id                     = outscale_snapshot.outscale_snapshot.snapshot_id
-	osu_export {
-		disk_image_format = "qcow2"
-        osu_bucket        = "%[2]s"
-        osu_prefix        = "new-export"
+	resource "outscale_volume" "outscale_volume_snap" {
+    	subregion_name   = "%[1]sa"
+    	size                = 10
 	}
-	%[1]s
-}
-	`, tags, osuBucketName)
+	resource "outscale_snapshot" "outscale_snapshot" {
+    	volume_id = outscale_volume.outscale_volume_snap.volume_id
+	}
+	resource "outscale_snapshot_export_task" "outscale_snapshot_export_task" {
+		snapshot_id                     = outscale_snapshot.outscale_snapshot.snapshot_id
+		osu_export {
+			disk_image_format = "qcow2"
+			osu_bucket        = "%[3]s"
+			osu_prefix        = "new-export"
+		}
+		%[2]s
+	}
+	`, region, tags, osuBucketName)
 }
diff --git a/outscale/resource_outscale_vm_test.go b/outscale/resource_outscale_vm_test.go
index a7fa6520f..874ead8f5 100644
--- a/outscale/resource_outscale_vm_test.go
+++ b/outscale/resource_outscale_vm_test.go
@@ -186,14 +186,14 @@ func TestAccOutscaleOAPIVM_withNics(t *testing.T) {
 	var server oscgo.Vm
 	omi := os.Getenv("OUTSCALE_IMAGEID")
 	keypair := os.Getenv("OUTSCALE_KEYPAIR")
-
+	region := os.Getenv("OUTSCALE_REGION")
 	resource.Test(t, resource.TestCase{
 		PreCheck:     func() { testAccPreCheck(t) },
 		Providers:    testAccProviders,
 		CheckDestroy: testAccCheckOutscaleOAPIVMDestroy,
 		Steps: []resource.TestStep{
 			{
-				Config: testAccCheckOutscaleOAPIVMConfigBasicWithNics(omi, "tinav4.c2r2p2", keypair),
+				Config: testAccCheckOutscaleOAPIVMConfigBasicWithNics(region, omi, "tinav4.c2r2p2", keypair),
 				Check: resource.ComposeTestCheckFunc(
 					testAccCheckOutscaleOAPIVMExists("outscale_vm.basic", &server),
 					testAccCheckOutscaleOAPIVMAttributes(t, &server, omi),
@@ -695,7 +695,7 @@ func testAccCheckOutscaleOAPIVMConfigBasicWithNicAttached(omi, vmType, region, k
 		}`, omi, vmType, region, keypair)
 }
 
-func testAccCheckOutscaleOAPIVMConfigBasicWithNics(omi, vmType, keypair string) string {
+func testAccCheckOutscaleOAPIVMConfigBasicWithNics(region, omi, vmType, keypair string) string {
 	return fmt.Sprintf(`resource "outscale_net" "outscale_net" {
 		ip_range = "10.0.0.0/16"
 	  }
@@ -703,7 +703,7 @@ func testAccCheckOutscaleOAPIVMConfigBasicWithNics(omi, vmType, keypair string)
 	  resource "outscale_subnet" "outscale_subnet" {
 		net_id         = outscale_net.outscale_net.net_id
 		ip_range       = "10.0.0.0/24"
-		subregion_name = "eu-west-2a"
+		subregion_name = "%sa"
 	  }
 
 	  resource "outscale_nic" "outscale_nic" {
@@ -736,7 +736,7 @@ func testAccCheckOutscaleOAPIVMConfigBasicWithNics(omi, vmType, keypair string)
 			is_primary = false
 		  }
 		}
-	  }`, omi, vmType, keypair)
+	  }`, region, omi, vmType, keypair)
 }
 
 func testAccVmsConfigUpdateOAPIVMTags(omi, vmType string, region, value, keypair, sgId string) string {