diff --git a/composer.json b/composer.json
index ce4a689..24b246b 100644
--- a/composer.json
+++ b/composer.json
@@ -37,7 +37,8 @@
 		"phpunit/phpunit": "^6.0.0",
 		"sebastian/phpcpd": "^3.0",
 		"squizlabs/php_codesniffer": "^3.0.0RC3",
-		"theseer/phpdox": "^0.9.0"
+		"theseer/phpdox": "^0.9.0",
+		"phpstan/phpstan": "^0.6.4"
 	},
 	"suggest": {
 		"monolog/monolog": "A good standard logging library",
@@ -51,5 +52,10 @@
 			"name": "Timothy J Warren",
 			"email": "tim@timshomepage.net"
 		}
-	]
+	],
+	"scripts": {
+		"test": "vendor/bin/phpunit",
+		"coverage": "phpdbg -qrr -- vendor/bin/phpunit -c build",
+		"phpstan": "vendor/bin/phpstan analyse src tests"
+	}
 }
diff --git a/src/Driver/AbstractDriver.php b/src/Driver/AbstractDriver.php
index cb6aa7b..4fdc5d7 100644
--- a/src/Driver/AbstractDriver.php
+++ b/src/Driver/AbstractDriver.php
@@ -15,6 +15,7 @@
  */
 namespace Aviat\Banker\Driver;
 
+use Aviat\Banker\LoggerTrait;
 use Psr\Log\LoggerAwareInterface;
 
 /**
@@ -22,7 +23,7 @@ use Psr\Log\LoggerAwareInterface;
  */
 abstract class AbstractDriver implements DriverInterface, LoggerAwareInterface {
 
-	use \Aviat\Banker\LoggerTrait;
+	use LoggerTrait;
 
 	/**
 	 * The object encapsulating the connection to the cache backend
diff --git a/src/Driver/ApcuDriver.php b/src/Driver/ApcuDriver.php
index d0c71d0..abd2ccc 100644
--- a/src/Driver/ApcuDriver.php
+++ b/src/Driver/ApcuDriver.php
@@ -38,7 +38,7 @@ class ApcuDriver extends AbstractDriver {
 	 */
 	public function __construct(array $config = [], array $options = [])
 	{
-		
+		// noop
 	}
 	
 	/**
@@ -46,7 +46,7 @@ class ApcuDriver extends AbstractDriver {
 	 */
 	public function __destruct()
 	{
-		
+		// noop
 	}
 
 	/**
diff --git a/src/Driver/MemcacheDriver.php b/src/Driver/MemcacheDriver.php
index 7c1e4f6..4666e37 100644
--- a/src/Driver/MemcacheDriver.php
+++ b/src/Driver/MemcacheDriver.php
@@ -16,6 +16,7 @@
 namespace Aviat\Banker\Driver;
 
 use Aviat\Banker\Exception\CacheException;
+use Memcache;
 
 /**
  * Redis cache backend
@@ -31,14 +32,12 @@ class MemcacheDriver extends AbstractDriver {
 	 */
 	public function __construct(array $config = [], array $options = [])
 	{
-		// @codeCoverageIgnoreStart
 		if ( ! class_exists('Memcache'))
 		{
 			throw new CacheException('Memcache driver requires the PHP memcache extension');
 		}
-		// @codeCoverageIgnoreEnd
 
-		$this->conn = new \Memcache();
+		$this->conn = new Memcache();
 
 		$method = ($config['persistent'] === TRUE) ? 'pconnect' : 'connect';
 
diff --git a/src/Driver/RedisDriver.php b/src/Driver/RedisDriver.php
index ec2afba..e293c7f 100644
--- a/src/Driver/RedisDriver.php
+++ b/src/Driver/RedisDriver.php
@@ -26,7 +26,7 @@ class RedisDriver extends AbstractDriver {
 	/**
 	 * The object encapsulating the connection to the Redis server
 	 *
-	 * @var Predis\Client
+	 * @var \Predis\Client
 	 */
 	protected $conn;
 
diff --git a/tests/ItemCollectionTest.php b/tests/ItemCollectionTest.php
index 13967d8..654c0fe 100644
--- a/tests/ItemCollectionTest.php
+++ b/tests/ItemCollectionTest.php
@@ -20,6 +20,8 @@ use PHPUnit\Framework\TestCase;
 
 class ItemCollectionTest extends TestCase {
 	
+	protected $collection;
+	
 	public function setUp()
 	{
 		$this->collection = new ItemCollection([]);