diff --git a/Changelog.md b/Changelog.md
index c1c35d31..b00cc05d 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -100,6 +100,7 @@
   - `ComputesShipToName`
   - `FillsCommonCheckoutAttributes`
 - BC: Added the `deleteByType()` and `clear()` methods to the `AdjustmentCollection` interface
+- BC: Added the `getAddress2()` method to the `Address` interface
 - BC: The `Adjustable::itemsTotal()` has been renamed to `preAdjustmentTotal()`
 - BC: The `invalidateAdjustments()` method has been added to the `Adjustable` interface
 - BC: The `exceptTypes()` method has been added to the `AdjustmentCollection` interface
diff --git a/src/Checkout/Tests/Example/Address.php b/src/Checkout/Tests/Example/Address.php
index 836cef31..f78c6c2b 100644
--- a/src/Checkout/Tests/Example/Address.php
+++ b/src/Checkout/Tests/Example/Address.php
@@ -75,6 +75,11 @@ public function getAddress(): string
         return $this->data['address'] ?? '';
     }
 
+    public function getAddress2(): ?string
+    {
+        return $this->data['address2'] ?? null;
+    }
+
     public function fill(array $attributes)
     {
         $this->data = array_merge($this->data, $attributes);
diff --git a/src/Contracts/Address.php b/src/Contracts/Address.php
index f611c296..6f5a9660 100644
--- a/src/Contracts/Address.php
+++ b/src/Contracts/Address.php
@@ -45,4 +45,6 @@ public function getCity(): ?string;
      * The address part (Street, number, building, PO box etc)
      */
     public function getAddress(): string;
+
+    public function getAddress2(): ?string;
 }
diff --git a/src/Contracts/Changelog.md b/src/Contracts/Changelog.md
index 23f82bc8..ac3ff104 100644
--- a/src/Contracts/Changelog.md
+++ b/src/Contracts/Changelog.md
@@ -15,6 +15,7 @@
 - Added the `Schematized` interface
 - Added the `getConfigurationSchema()` method to the `Configurable` interface
 - BC: Added the `itemsTotal()` method to the `CheckoutSubject` interface
+- BC: Added the `getAddress2()` method to the `Address` interface
 - BC: Added the following methods to the `Payable` interface:
   - `getNumber()`
   - `getPayableRemoteId()`
diff --git a/src/Contracts/Tests/Dummies/Address.php b/src/Contracts/Tests/Dummies/Address.php
index 6d38ad45..b38ab879 100644
--- a/src/Contracts/Tests/Dummies/Address.php
+++ b/src/Contracts/Tests/Dummies/Address.php
@@ -79,4 +79,9 @@ public function getAddress(): string
     {
         return $this->address;
     }
+
+    public function getAddress2(): ?string
+    {
+        return null;
+    }
 }
diff --git a/src/Shipment/Tests/Dummies/Address.php b/src/Shipment/Tests/Dummies/Address.php
index 430cb2aa..414589d3 100644
--- a/src/Shipment/Tests/Dummies/Address.php
+++ b/src/Shipment/Tests/Dummies/Address.php
@@ -45,4 +45,9 @@ public function getAddress(): string
     {
         return $this->address;
     }
+
+    public function getAddress2(): ?string
+    {
+        return $this->address2;
+    }
 }
diff --git a/src/Support/Tests/Dummies/DummyAddress.php b/src/Support/Tests/Dummies/DummyAddress.php
index fba17283..0a1be119 100644
--- a/src/Support/Tests/Dummies/DummyAddress.php
+++ b/src/Support/Tests/Dummies/DummyAddress.php
@@ -57,4 +57,9 @@ public function getAddress(): string
     {
         return $this->address ?? '';
     }
+
+    public function getAddress2(): ?string
+    {
+        return null;
+    }
 }
diff --git a/src/Support/Traits/AddressModel.php b/src/Support/Traits/AddressModel.php
index 97cd3f65..63e7f000 100644
--- a/src/Support/Traits/AddressModel.php
+++ b/src/Support/Traits/AddressModel.php
@@ -66,4 +66,9 @@ public function getAddress(): string
     {
         return $this->address ?: '';
     }
+
+    public function getAddress2(): ?string
+    {
+        return $this->address2 ?? null;
+    }
 }
diff --git a/src/Taxes/Tests/Dummies/Address.php b/src/Taxes/Tests/Dummies/Address.php
index afa1acce..9a421805 100644
--- a/src/Taxes/Tests/Dummies/Address.php
+++ b/src/Taxes/Tests/Dummies/Address.php
@@ -45,4 +45,9 @@ public function getAddress(): string
     {
         return $this->address;
     }
+
+    public function getAddress2(): ?string
+    {
+        return $this->address2;
+    }
 }