diff --git a/.travis.yml b/.travis.yml
index 5e8ba800..817f8590 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,14 +1,14 @@
 language: php
 php:
-    - 5.4
-    - 5.5
-    - 5.6
     - 7.0
+    - 7.1
+    - 7.2
+    - nightly
     - hhvm
 
 matrix:
     allow_failures:
-        - php: 7.0
+        - php: nightly
         - php: hhvm
 
 branches:
diff --git a/composer.json b/composer.json
index b416ac94..d494628c 100644
--- a/composer.json
+++ b/composer.json
@@ -5,18 +5,18 @@
         "psr-0": { "Knp\\FriendlyContexts": "src/"}
     },
     "require": {
-        "php": ">=5.4.0",
+        "php": ">=7.0",
         "behat/behat": "~3.0",
-        "symfony/property-access": "~2.3|~3.0",
+        "symfony/property-access": "~2.3|~3.0|~4.0",
         "doctrine/inflector": "~1.0",
         "doctrine/data-fixtures": "~1.0",
         "behat/mink-extension": "~2.0",
         "fzaninotto/faker": "~1.4",
-        "nelmio/alice": "~2.0",
+        "nelmio/alice": "~3.1",
         "guzzle/guzzle": "~3.7"
     },
     "require-dev": {
-        "phpspec/phpspec": "~2.4|~3.0",
+        "phpspec/phpspec": "~3.0",
         "doctrine/orm": "~2.5",
         "knplabs/phpspec-welldone-extension": "dev-master"
     },
diff --git a/src/Knp/FriendlyContexts/Alice/Fixtures/Loader.php b/src/Knp/FriendlyContexts/Alice/Fixtures/Loader.php
index 74e8beb3..42c30c7e 100644
--- a/src/Knp/FriendlyContexts/Alice/Fixtures/Loader.php
+++ b/src/Knp/FriendlyContexts/Alice/Fixtures/Loader.php
@@ -3,7 +3,7 @@
 namespace Knp\FriendlyContexts\Alice\Fixtures;
 
 use Knp\FriendlyContexts\Alice\ProviderResolver;
-use Nelmio\Alice\Fixtures\Loader as BaseLoader;
+use Nelmio\Alice\Loader\NativeLoader as BaseLoader;
 
 class Loader extends BaseLoader
 {
@@ -24,6 +24,11 @@ public function clearCache()
         $this->cache = [];
     }
 
+    public function load($filename)
+    {
+        return $this->loadFile($filename);
+    }
+
     /**
      * {@inheritdoc}
      */
diff --git a/src/Knp/FriendlyContexts/services/builder.yml b/src/Knp/FriendlyContexts/services/builder.yml
index 0a5bf1c9..11a128d5 100644
--- a/src/Knp/FriendlyContexts/services/builder.yml
+++ b/src/Knp/FriendlyContexts/services/builder.yml
@@ -48,5 +48,5 @@ services:
     friendly.http_client:
         class: Guzzle\Http\Client
         arguments:
-            - %friendly.api.base_url%
+            - "%friendly.api.base_url%"
 
diff --git a/src/Knp/FriendlyContexts/services/core.yml b/src/Knp/FriendlyContexts/services/core.yml
index 041952ca..f9c951db 100644
--- a/src/Knp/FriendlyContexts/services/core.yml
+++ b/src/Knp/FriendlyContexts/services/core.yml
@@ -6,7 +6,7 @@ services:
     friendly.initializer:
         class: Knp\FriendlyContexts\Context\Initializer\FriendlyInitializer
         arguments:
-            - %friendly.parameters%
+            - "%friendly.parameters%"
             - "@service_container"
         tags:
             - { name: context.initializer }
@@ -15,14 +15,14 @@ services:
         class: Knp\FriendlyContexts\Alice\ProviderResolver
         arguments:
             - "@service_container"
-            - %friendly.alice.providers%
+            - "%friendly.alice.providers%"
 
     friendly.alice.fixtures.loader:
         class: Knp\FriendlyContexts\Alice\Fixtures\Loader
         arguments:
-            - %friendly.alice.locale%
+            - "%friendly.alice.locale%"
             - "@friendly.alice.provider_resolver"
-        scope: prototype
+        shared: false
 
     friendly.record.bag:
         class: Knp\FriendlyContexts\Record\Collection\Bag
@@ -67,7 +67,7 @@ services:
     friendly.page.resolver:
         class: Knp\FriendlyContexts\Page\Resolver\PageClassResolver
         arguments:
-            - %friendly.page.namespace%
+            - "%friendly.page.namespace%"
 
     friendly.call.call_center:
         class: Knp\FriendlyContexts\Call\CallCenter
@@ -87,7 +87,7 @@ services:
             - "@specifications.locator.filesystem_feature"
             - "@friendly.definition.definition_finder"
             - "@friendly.call.call_center"
-            - %friendly.smartTag%
+            - "%friendly.smartTag%"
         tags:
             - { name: environment.reader }