From 22b8d8c6149beeafd7e8485f1e9a683977972797 Mon Sep 17 00:00:00 2001
From: Patrick Henninger <donnironon@hotmail.de>
Date: Wed, 9 Jan 2019 00:51:47 +0100
Subject: [PATCH] further adjustment

---
 .travis.yml | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 82ec9dd..17377cc 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,8 +6,7 @@ php:
 
 before_script:
   - composer self-update
-  - composer update --no-suggest
-  - composer install --no-interaction
+  - composer install --prefer-source --no-interaction
 
 script: 
 - vendor/bin/phpunit --coverage-clover=coverage.xml