diff --git a/composer.json b/composer.json
index 2a977da..ac842c8 100644
--- a/composer.json
+++ b/composer.json
@@ -34,12 +34,11 @@
         "phpunit/phpunit": "^4.7|^5.0",
         "squizlabs/php_codesniffer": "^2.3",
         "jakub-onderka/php-parallel-lint": "^0.9.0",
-        "mockery/mockery": "^1.0",
+        "mockery/mockery": "^0.9.9",
         "goaop/framework": "1.0.0-alpha.2 | ^1.0 | ^2.1",
         "doctrine/annotations": "~1.2.0",
         "codeception/aspect-mock": "^1.0 | ~2.0.0",
-        "php-mock/php-mock-phpunit": "^0.3|^1.1",
-        "hamcrest/hamcrest-php": "^2.0"
+        "php-mock/php-mock-phpunit": "^0.3|^1.1"
     },
     "suggest": {
         "ircmaxell/random-lib": "Provides RandomLib for use with the RandomLibAdapter",
diff --git a/tests/Provider/Node/SystemNodeProviderTest.php b/tests/Provider/Node/SystemNodeProviderTest.php
index 5fe7fd5..8909691 100644
--- a/tests/Provider/Node/SystemNodeProviderTest.php
+++ b/tests/Provider/Node/SystemNodeProviderTest.php
@@ -227,11 +227,11 @@ class SystemNodeProviderTest extends TestCase
         $provider->shouldReceive('getNode')->passthru();
 
         if ($os === 'Linux') {
-            $provider->expects()->getIfconfig()->never();
+            $provider->shouldReceive('getIfconfig')->never();
             $provider->shouldReceive('getSysfs')->passthru();
         } else {
-            $provider->expects()->getIfconfig()->andReturn(PHP_EOL . '01-02-03-04-05-06' . PHP_EOL);
-            $provider->expects()->getSysfs()->andReturnFalse();
+            $provider->shouldReceive('getIfconfig')->once()->andReturn(PHP_EOL . '01-02-03-04-05-06' . PHP_EOL);
+            $provider->shouldReceive('getSysfs')->once()->andReturn(false);
         }
 
         $this->assertEquals('010203040506', $provider->getNode());
@@ -251,7 +251,7 @@ class SystemNodeProviderTest extends TestCase
         $provider->shouldReceive('getNode')->passthru();
         $provider->shouldReceive('getSysfs')->passthru();
 
-        $provider->expects()->getIfconfig()->andReturn(PHP_EOL . '01-02-03-04-05-06' . PHP_EOL);
+        $provider->shouldReceive('getIfconfig')->once()->andReturn(PHP_EOL . '01-02-03-04-05-06' . PHP_EOL);
 
         $this->assertEquals('010203040506', $provider->getNode());
     }
@@ -270,7 +270,7 @@ class SystemNodeProviderTest extends TestCase
         $provider->shouldReceive('getNode')->passthru();
         $provider->shouldReceive('getSysfs')->passthru();
 
-        $provider->expects()->getIfconfig()->andReturn(PHP_EOL . '01-02-03-04-05-06' . PHP_EOL);
+        $provider->shouldReceive('getIfconfig')->once()->andReturn(PHP_EOL . '01-02-03-04-05-06' . PHP_EOL);
 
         $this->assertEquals('010203040506', $provider->getNode());
     }