diff --git a/control/injector/Injector.php b/control/injector/Injector.php
index cfe06843e..ddd00616a 100644
--- a/control/injector/Injector.php
+++ b/control/injector/Injector.php
@@ -692,6 +692,7 @@ class Injector {
 	 * Register a service with an explicit name
 	 */
 	public function registerNamedService($name, $service) {
+		$this->specs[$name] = array('class' => get_class($service));
 		$this->serviceCache[$name] = $service;
 		$this->inject($service);
 	}
diff --git a/tests/injector/InjectorTest.php b/tests/injector/InjectorTest.php
index 297ba3af2..3a72cd1be 100644
--- a/tests/injector/InjectorTest.php
+++ b/tests/injector/InjectorTest.php
@@ -523,6 +523,15 @@ class InjectorTest extends SapphireTest {
 		
 		$this->assertInstanceOf('OtherTestObject', $item->property->property);
 	}
+
+	public function testNamedServices() {
+		$injector = new Injector();
+		$service  = new stdClass();
+
+		$injector->registerNamedService('NamedService', $service);
+		$this->assertEquals($service, $injector->get('NamedService'));
+	}
+
 }
 
 class InjectorTestConfigLocator extends SilverStripeServiceConfigurationLocator implements TestOnly {