diff --git a/docs/en/02_Customisation/01_Recipes/Custom_Checkout.md b/docs/en/02_Customisation/01_Recipes/Custom_Checkout.md
index fa8f8ef0..54e0798a 100644
--- a/docs/en/02_Customisation/01_Recipes/Custom_Checkout.md
+++ b/docs/en/02_Customisation/01_Recipes/Custom_Checkout.md
@@ -29,7 +29,7 @@ class MyCustomCheckoutComponentConfig extends CheckoutComponentConfig
     {
         parent::__construct($order);
         $this->addComponent(CustomerDetailsCheckoutComponent::create());
-        if (Checkout::member_creation_enabled() && !Member::currentUserID()) {
+        if (Checkout::member_creation_enabled() && !Security::getCurrentUser()) {
             $this->addComponent(MembershipCheckoutComponent::create());
         }
         if (count(GatewayInfo::getSupportedGateways()) > 1) {
diff --git a/docs/en/02_Customisation/01_Recipes/Multi_Step_Checkout.md b/docs/en/02_Customisation/01_Recipes/Multi_Step_Checkout.md
index 7a3bbe06..377387f0 100644
--- a/docs/en/02_Customisation/01_Recipes/Multi_Step_Checkout.md
+++ b/docs/en/02_Customisation/01_Recipes/Multi_Step_Checkout.md
@@ -127,7 +127,7 @@ public function getData(Order $order) {
 		return array(
 			'Organisation' => $order->Organisation,
 			...
-	if($member = Member::currentUser()){
+	if($member = Security::getCurrentUser()){
 		return array(
 			'Organisation' => $member->Organisation,
 			...
diff --git a/src/Tasks/PopulateCartTask.php b/src/Tasks/PopulateCartTask.php
index 9e9426a5..30500e74 100644
--- a/src/Tasks/PopulateCartTask.php
+++ b/src/Tasks/PopulateCartTask.php
@@ -7,7 +7,7 @@
 use SilverShop\Page\Product;
 use SilverStripe\Control\Controller;
 use SilverStripe\Dev\BuildTask;
-use SilverStripe\Security\Member;
+use SilverStripe\Security\Security;
 use SilverStripe\Versioned\Versioned;
 
 /**
@@ -30,7 +30,7 @@ public function run($request)
                     $product = $variations->sort('RAND()')->first();
                 }
                 $quantity = (int)rand(1, 5);
-                if ($product->canPurchase(Member::currentUser(), $quantity)) {
+                if ($product->canPurchase(Security::getCurrentUser(), $quantity)) {
                     $cart->add($product, $quantity);
                 }
             }