diff --git a/src/Lob/Resource/Cards.php b/src/Lob/Resource/Cards.php
index d33803b0..a4c8bed4 100644
--- a/src/Lob/Resource/Cards.php
+++ b/src/Lob/Resource/Cards.php
@@ -6,4 +6,14 @@
 
 class Cards extends ResourceBase
 {
+  public function update($id, array $data, array $headers = null)
+    {
+        return $this->sendRequest(
+            'POST',
+            'cards/'.strval($id),
+            array(),
+            $data,
+            $headers
+        );
+    }
 }
diff --git a/tests/Lob/Tests/Resource/CardsTest.php b/tests/Lob/Tests/Resource/CardsTest.php
index 23eb84e6..f49fa023 100644
--- a/tests/Lob/Tests/Resource/CardsTest.php
+++ b/tests/Lob/Tests/Resource/CardsTest.php
@@ -61,4 +61,16 @@ public function testAll()
         $this->assertTrue(is_array($cards));
     }
 
+    public function testUpdate()
+    {
+        $updateParams = array(
+            'description' => 'This is an updated description'
+        );
+        $id = $this->lob->cards()->create($this->cardParams)['id'];
+        $updatedCard = $this->lob->cards()->update($id, $updateParams);
+
+        $this->assertTrue(is_array($updatedCard));
+        $this->assertTrue($updatedCard['description'] === 'This is an updated description');
+    }
+
 }