diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..000fd36
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,6 @@
+language: php
+php:
+  - '7.1'
+env:
+  - Test=test
+before_script: composer install
\ No newline at end of file
diff --git a/composer.json b/composer.json
index 7249122..88cb90a 100644
--- a/composer.json
+++ b/composer.json
@@ -20,7 +20,7 @@
         }
     },
     "require": {
-        "php": ">=7.0.0",
+        "php": ">=7.1.0",
         "php-http/httplug": "^1.1",
         "php-http/message": "^1.6",
         "php-http/guzzle6-adapter": "^1.1",
diff --git a/tests/BaseTest.php b/tests/BaseTest.php
index 0efbdeb..548332d 100644
--- a/tests/BaseTest.php
+++ b/tests/BaseTest.php
@@ -22,8 +22,10 @@ public function __construct($name = null, array $data = [], $dataName = '')
     {
         parent::__construct($name, $data, $dataName);
 
-        $dotenv = new \Dotenv\Dotenv(__DIR__ . '/../');
-        $dotenv->load();
+        if(file_exists(__DIR__ . '/../.env')) {
+            $dotenv = new \Dotenv\Dotenv(__DIR__ . '/../');
+            $dotenv->load();
+        }
     }