diff --git a/composer.json b/composer.json
index acc6b19..9a65594 100644
--- a/composer.json
+++ b/composer.json
@@ -23,20 +23,17 @@
         }
     ],
     "require": {
-        "geocoder-php/bing-maps-provider": "dev-master@dev",
-        "geocoder-php/chain-provider": "dev-master@dev",
-        "geocoder-php/common-http": "dev-master@dev",
-        "geocoder-php/geo-plugin-provider": "dev-master@dev",
-        "geocoder-php/google-maps-provider": "dev-master@dev",
-        "geocoder-php/maxmind-binary-provider": "dev-master@dev",
-        "guzzlehttp/guzzle": "^6.2",
+        "php": "^7.0",
         "illuminate/cache": "~5.0",
         "illuminate/support": "~5.0",
-        "php": "^7.0",
-        "php-http/curl-client": "^1.7",
-        "php-http/guzzle6-adapter": "^1.1",
         "php-http/message": "^1.5",
-        "willdurand/geocoder": "dev-master@dev"
+        "php-http/curl-client": "^1.7",
+        "guzzlehttp/psr7": "^1.4",
+        "geocoder-php/chain-provider": "^4.0",
+        "geocoder-php/bing-maps-provider": "^4.0",
+        "geocoder-php/geo-plugin-provider": "^4.0",
+        "geocoder-php/google-maps-provider": "^4.0",
+        "geocoder-php/maxmind-binary-provider": "^4.0"
     },
     "require-dev": {
         "doctrine/dbal": "^2.5",
@@ -44,7 +41,7 @@
         "laravel/laravel": "5.4.*",
         "mockery/mockery": "0.9.*",
         "phpunit/phpunit": "~5.0",
-        "satooshi/php-coveralls" : "dev-master@dev"
+        "satooshi/php-coveralls" : "^1.0"
     },
     "autoload": {
         "psr-4": {
@@ -62,6 +59,8 @@
             "dev-master": "2.0.0-dev"
         }
     },
+    "minimum-stability": "beta",
+    "prefer-stable": true,
     "config": {
         "preferred-install": "dist",
         "sort-packages": true
diff --git a/src/Providers/GeocoderService.php b/src/Providers/GeocoderService.php
index 5e03fba..36d5e86 100644
--- a/src/Providers/GeocoderService.php
+++ b/src/Providers/GeocoderService.php
@@ -11,8 +11,6 @@
 
 use Geocoder\Laravel\Facades\Geocoder;
 use Geocoder\Laravel\ProviderAndDumperAggregator;
-use Geocoder\Provider\Chain\Chain;
-use Illuminate\Foundation\AliasLoader;
 use Illuminate\Support\Collection;
 use Illuminate\Support\ServiceProvider;
 use ReflectionClass;