diff --git a/.travis.yml b/.travis.yml
index 00f9ce04..e39c3e0a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -17,6 +17,7 @@ services:
   - docker
 
 before_install:
+  - echo "memory_limit=2G" >> ~/.phpenv/versions/$(phpenv version-name)/etc/conf.d/travis.ini
   - sudo /etc/init.d/mysql stop
   - make start_db V=$MYSQL_VERSION
 
diff --git a/composer.json b/composer.json
index 8947186e..0026da46 100644
--- a/composer.json
+++ b/composer.json
@@ -11,14 +11,14 @@
     ],
     "require": {
         "php": ">=5.5.9",
-        "illuminate/database": "^5.2",
+        "illuminate/database": "^5.2|^6.0",
         "geo-io/wkb-parser": "^1.0",
         "jmikola/geojson": "^1.0"
     },
     "require-dev": {
         "phpunit/phpunit": "~4.8||~5.7",
         "mockery/mockery": "^0.9.9",
-        "laravel/laravel": "^5.2",
+        "laravel/laravel": "^5.2|^6.0",
         "codeclimate/php-test-reporter": "dev-master",
         "doctrine/dbal": "^2.5",
         "laravel/browser-kit-testing": "^2.0"