diff --git a/lib/Cake/tests/Case/Model/CakeSchemaTest.php b/lib/Cake/tests/Case/Model/CakeSchemaTest.php
index f2b17f212fa..5f1a5ab051e 100644
--- a/lib/Cake/tests/Case/Model/CakeSchemaTest.php
+++ b/lib/Cake/tests/Case/Model/CakeSchemaTest.php
@@ -528,6 +528,7 @@ function tearDown() {
 		parent::tearDown();
 		@unlink(TMP . 'tests' . DS .'schema.php');
 		unset($this->Schema);
+		CakePlugin::unload();
 	}
 
 /**
@@ -666,6 +667,7 @@ function testSchemaReadWithPlugins() {
 		App::build(array(
 			'plugins' => array(LIBS . 'tests' . DS . 'test_app' . DS . 'plugins' . DS)
 		));
+		CakePlugin::load('TestPlugin');
 
 		$Schema = new CakeSchema();
 		$Schema->plugin = 'TestPlugin';
@@ -984,6 +986,7 @@ function testSchemaLoadingFromPlugin() {
 		App::build(array(
 			'plugins' => array(LIBS . 'tests' . DS . 'test_app' . DS . 'plugins' . DS)
 		));
+		CakePlugin::load('TestPlugin');
 		$Other = $this->Schema->load(array('name' => 'TestPluginApp', 'plugin' => 'TestPlugin'));
 		$this->assertEqual($Other->name, 'TestPluginApp');
 		$this->assertEqual(array_keys($Other->tables), array('test_plugin_acos'));
diff --git a/lib/Cake/tests/Case/Model/ConnectionManagerTest.php b/lib/Cake/tests/Case/Model/ConnectionManagerTest.php
index 5b0291520af..4f3e7e63c6c 100644
--- a/lib/Cake/tests/Case/Model/ConnectionManagerTest.php
+++ b/lib/Cake/tests/Case/Model/ConnectionManagerTest.php
@@ -25,6 +25,15 @@
  */
 class ConnectionManagerTest extends CakeTestCase {
 
+
+/**
+ * tearDown method
+ *
+ * @return void
+ */
+	public function tearDown() {
+		CakePlugin::unload();
+	}
 /**
  * testEnumConnectionObjects method
  *
@@ -73,7 +82,7 @@ function testGetPluginDataSource() {
 		App::build(array(
 			'plugins' => array(LIBS . 'tests' . DS . 'test_app' . DS . 'plugins' . DS)
 		));
-
+		CakePlugin::load('TestPlugin');
 		$name = 'test_source';
 		$config = array('datasource' => 'TestPlugin.TestSource');
 		$connection = ConnectionManager::create($name, $config);
@@ -95,7 +104,7 @@ function testGetPluginDataSourceAndPluginDriver() {
 		App::build(array(
 			'plugins' => array(LIBS . 'tests' . DS . 'test_app' . DS . 'plugins' . DS)
 		));
-
+		CakePlugin::load('TestPlugin');
 		$name = 'test_plugin_source_and_driver';
 		$config = array('datasource' => 'TestPlugin.Database/TestDriver');
 
@@ -119,7 +128,7 @@ function testGetLocalDataSourceAndPluginDriver() {
 		App::build(array(
 			'plugins' => array(LIBS . 'tests' . DS . 'test_app' . DS . 'plugins' . DS)
 		));
-
+		CakePlugin::load('TestPlugin');
 		$name = 'test_local_source_and_plugin_driver';
 		$config = array('datasource' => 'TestPlugin.Database/DboDummy');
 
@@ -268,7 +277,7 @@ function testConnectionData() {
 				LIBS . 'tests' . DS . 'test_app' . DS . 'Model' . DS . 'Datasource' . DS
 			)
 		));
-
+		CakePlugin::loadAll();
 		$expected = array(
 		    'datasource' => 'Test2Source'
 		);