diff --git a/.gitignore b/.gitignore
index a0fbe22..05ed878 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,3 @@
 .DS_Store
-/vendor
+vendor
 Thumbs.db
diff --git a/.travis.yml b/.travis.yml
index a591bac..0811f37 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,17 +1,8 @@
 language: php
 
 php:
-  - 5.6
   - 7.0
 
-env:
-  matrix:
-    - COMPOSER_FLAGS="--prefer-lowest"
-    - COMPOSER_FLAGS=""
-
-before_script:
-  - travis_retry composer self-update
-  - travis_retry composer update ${COMPOSER_FLAGS} --no-interaction --prefer-source
-
 script:
+  - composer install
   - phpunit
diff --git a/composer.lock b/composer.lock
index f11ee74..de8d1da 100644
--- a/composer.lock
+++ b/composer.lock
@@ -347,16 +347,16 @@
         },
         {
             "name": "laravel/framework",
-            "version": "v5.3.2",
+            "version": "v5.3.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/laravel/framework.git",
-                "reference": "2213ca11f6fa849ca7c96308934cc6881ab434e8"
+                "reference": "7159ffbadc79558a42ece2cdd1ec2e7e13105b5d"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/laravel/framework/zipball/2213ca11f6fa849ca7c96308934cc6881ab434e8",
-                "reference": "2213ca11f6fa849ca7c96308934cc6881ab434e8",
+                "url": "https://api.github.com/repos/laravel/framework/zipball/7159ffbadc79558a42ece2cdd1ec2e7e13105b5d",
+                "reference": "7159ffbadc79558a42ece2cdd1ec2e7e13105b5d",
                 "shasum": ""
             },
             "require": {
@@ -470,7 +470,7 @@
                 "framework",
                 "laravel"
             ],
-            "time": "2016-08-24 23:23:29"
+            "time": "2016-08-26 21:40:26"
         },
         {
             "name": "league/flysystem",
@@ -2143,21 +2143,21 @@
         },
         {
             "name": "orchestra/testbench",
-            "version": "v3.3.0",
+            "version": "v3.3.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/orchestral/testbench.git",
-                "reference": "59f1ed6c8ecc39930557d80a6a09dce9ba0a6757"
+                "reference": "d014926177799e2f0162d4d8338cd0283fd4a945"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/orchestral/testbench/zipball/59f1ed6c8ecc39930557d80a6a09dce9ba0a6757",
-                "reference": "59f1ed6c8ecc39930557d80a6a09dce9ba0a6757",
+                "url": "https://api.github.com/repos/orchestral/testbench/zipball/d014926177799e2f0162d4d8338cd0283fd4a945",
+                "reference": "d014926177799e2f0162d4d8338cd0283fd4a945",
                 "shasum": ""
             },
             "require": {
                 "fzaninotto/faker": "~1.4",
-                "laravel/framework": "~5.3.0",
+                "laravel/framework": "~5.3.3",
                 "orchestra/database": "~3.3.1",
                 "php": ">=5.6.0",
                 "symfony/css-selector": "3.1.*",
@@ -2202,7 +2202,7 @@
                 "orchestral",
                 "testing"
             ],
-            "time": "2016-08-25 04:16:34"
+            "time": "2016-08-28 22:51:46"
         },
         {
             "name": "phpdocumentor/reflection-common",
@@ -2658,16 +2658,16 @@
         },
         {
             "name": "phpunit/phpunit",
-            "version": "5.5.3",
+            "version": "5.5.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/phpunit.git",
-                "reference": "08745ede58cb02b4043adadc09a01c09e698e3f7"
+                "reference": "3e6e88e56c912133de6e99b87728cca7ed70c5f5"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/08745ede58cb02b4043adadc09a01c09e698e3f7",
-                "reference": "08745ede58cb02b4043adadc09a01c09e698e3f7",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/3e6e88e56c912133de6e99b87728cca7ed70c5f5",
+                "reference": "3e6e88e56c912133de6e99b87728cca7ed70c5f5",
                 "shasum": ""
             },
             "require": {
@@ -2732,20 +2732,20 @@
                 "testing",
                 "xunit"
             ],
-            "time": "2016-08-25 04:45:28"
+            "time": "2016-08-26 07:11:44"
         },
         {
             "name": "phpunit/phpunit-mock-objects",
-            "version": "3.2.5",
+            "version": "3.2.6",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/phpunit-mock-objects.git",
-                "reference": "8f444748e174e49d5bd2bd7a9bebbf44edbb55fb"
+                "reference": "46b249b43fd2ed8e127aa0fdb3cbcf56e9bc0e49"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/phpunit-mock-objects/zipball/8f444748e174e49d5bd2bd7a9bebbf44edbb55fb",
-                "reference": "8f444748e174e49d5bd2bd7a9bebbf44edbb55fb",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpunit-mock-objects/zipball/46b249b43fd2ed8e127aa0fdb3cbcf56e9bc0e49",
+                "reference": "46b249b43fd2ed8e127aa0fdb3cbcf56e9bc0e49",
                 "shasum": ""
             },
             "require": {
@@ -2791,7 +2791,7 @@
                 "mock",
                 "xunit"
             ],
-            "time": "2016-08-24 16:58:26"
+            "time": "2016-08-26 05:51:59"
         },
         {
             "name": "sebastian/code-unit-reverse-lookup",
diff --git a/tests/DropboxDriverTest.php b/tests/DropboxDriverTest.php
index fa0aea7..cf0e235 100644
--- a/tests/DropboxDriverTest.php
+++ b/tests/DropboxDriverTest.php
@@ -5,6 +5,6 @@ class DropboxDriverTest extends TestCase
     /** @test */
     public function it_adds_a_new_storage()
     {
-        $this->assertInstanceOf(Illuminate\Filesystem\FilesystemAdapter::class, Storage::disk('dropbox'));
+        $this->assertInstanceOf('Illuminate\Filesystem\FilesystemAdapter', Storage::disk('dropbox'));
     }
 }
diff --git a/tests/TestCase.php b/tests/TestCase.php
index 4479cce..ec719c7 100644
--- a/tests/TestCase.php
+++ b/tests/TestCase.php
@@ -27,7 +27,7 @@ protected function getEnvironmentSetUp($app)
     protected function getPackageProviders($app)
     {
         return [
-            BC\Laravel\DropboxDriver\ServiceProvider::class,
+            'BC\Laravel\DropboxDriver\ServiceProvider',
         ];
     }
 }