diff --git a/lib/Raven/Client.php b/lib/Raven/Client.php
index 7d155fffd..f9887b213 100644
--- a/lib/Raven/Client.php
+++ b/lib/Raven/Client.php
@@ -881,6 +881,9 @@ public function capture($data, $stack = null, $vars = null)
         if (empty($data['request'])) {
             unset($data['request']);
         }
+        if (empty($data['site'])) {
+            unset($data['site']);
+        }
 
         if (!$this->breadcrumbs->is_empty()) {
             $data['breadcrumbs'] = $this->breadcrumbs->fetch();
diff --git a/test/Raven/Tests/ClientTest.php b/test/Raven/Tests/ClientTest.php
index 0c63e189f..b8fb70bf9 100644
--- a/test/Raven/Tests/ClientTest.php
+++ b/test/Raven/Tests/ClientTest.php
@@ -760,6 +760,21 @@ public function testDefaultProcessorsContainSanitizeDataProcessor()
     }
 
     /**
+     * @covers Raven_Client::capture
+     */
+    public function testEmptySiteGetsRemoved()
+    {
+        $client = new Dummy_Raven_Client();
+        $client->site = '';
+
+        $client->captureMessage("My message");
+        $events = $client->getSentEvents();
+        $this->assertSame(1, count($events));
+        $event = array_pop($events);
+        $this->assertFalse(array_key_exists('site', $event));
+    }
+
+  /**
      * @covers Raven_Client::__construct
      * @covers Raven_Client::get_default_data
      */