diff -r b64c8c35c67d -r d2e6ee099125 server/src/app/Providers/SparqlClientServiceProvider.php
--- a/server/src/app/Providers/SparqlClientServiceProvider.php	Sat Jun 10 22:43:58 2017 +0200
+++ b/server/src/app/Providers/SparqlClientServiceProvider.php	Mon Jun 12 14:53:59 2017 +0200
@@ -3,6 +3,7 @@
 
 use Illuminate\Support\ServiceProvider;
 use CorpusParole\Libraries\Sparql\SparqlClient;
+use CorpusParole\Libraries\Sparql\GuzzleSparqlClient;
 
 /**
  * Service provider charged to bind repository interfaces to implementations
@@ -13,9 +14,9 @@
         $this->app->bind(
             'CorpusParole\Libraries\Sparql\SparqlClient',
             function($app) {
-                $httpClient = $app->make('GuzzleHttp\Client', [[ 'base_uri' => config('corpusparole.rdf4j_query_url'), 'http_errors' => false]]);
+                $httpClient = new \GuzzleHttp\Client([ 'base_uri' => config('corpusparole.rdf4j_query_url'), 'http_errors' => false]);
                 // we create another guzzle client to avoid interference with the base_uri parameter
-                $sparqlClient = $app->make('CorpusParole\Libraries\Sparql\GuzzleSparqlClient', [$app['Guzzle'], config('corpusparole.rdf4j_query_url'), config('corpusparole.rdf4j_update_url')]);
+                $sparqlClient = new GuzzleSparqlClient($app['Guzzle'], config('corpusparole.rdf4j_query_url'), config('corpusparole.rdf4j_update_url'));
                 return new SparqlClient($httpClient, $sparqlClient);
             }
         );