diff --git a/builtin/providers/scaleway/resource_scaleway_ip.go b/builtin/providers/scaleway/resource_scaleway_ip.go
index 96572e62b..27cb6fb47 100644
--- a/builtin/providers/scaleway/resource_scaleway_ip.go
+++ b/builtin/providers/scaleway/resource_scaleway_ip.go
@@ -2,6 +2,7 @@ package scaleway
 
 import (
 	"log"
+	"sync"
 
 	"github.com/hashicorp/terraform/helper/schema"
 	"github.com/scaleway/scaleway-cli/pkg/api"
@@ -30,8 +31,12 @@ func resourceScalewayIP() *schema.Resource {
 	}
 }
 
+var mu = sync.Mutex{}
+
 func resourceScalewayIPCreate(d *schema.ResourceData, m interface{}) error {
 	scaleway := m.(*Client).scaleway
+	mu.Lock()
+	defer mu.Unlock()
 	resp, err := scaleway.NewIP()
 	if err != nil {
 		return err
diff --git a/builtin/providers/scaleway/resource_scaleway_ip_test.go b/builtin/providers/scaleway/resource_scaleway_ip_test.go
index f32cae1f5..f3381cedf 100644
--- a/builtin/providers/scaleway/resource_scaleway_ip_test.go
+++ b/builtin/providers/scaleway/resource_scaleway_ip_test.go
@@ -8,6 +8,23 @@ import (
 	"github.com/hashicorp/terraform/terraform"
 )
 
+func TestAccScalewayIP_Count(t *testing.T) {
+	resource.Test(t, resource.TestCase{
+		PreCheck:     func() { testAccPreCheck(t) },
+		Providers:    testAccProviders,
+		CheckDestroy: testAccCheckScalewayIPDestroy,
+		Steps: []resource.TestStep{
+			resource.TestStep{
+				Config: testAccCheckScalewayIPConfig_Count,
+				Check: resource.ComposeTestCheckFunc(
+					testAccCheckScalewayIPExists("scaleway_ip.base.0"),
+					testAccCheckScalewayIPExists("scaleway_ip.base.1"),
+				),
+			},
+		},
+	})
+}
+
 func TestAccScalewayIP_Basic(t *testing.T) {
 	resource.Test(t, resource.TestCase{
 		PreCheck:     func() { testAccPreCheck(t) },
@@ -129,6 +146,12 @@ resource "scaleway_ip" "base" {
 }
 `
 
+var testAccCheckScalewayIPConfig_Count = `
+resource "scaleway_ip" "base" {
+  count = 2
+}
+`
+
 var testAccCheckScalewayIPAttachConfig = fmt.Sprintf(`
 resource "scaleway_server" "base" {
   name = "test"