diff --git a/composer.json b/composer.json
index 462cf8d..36eb05b 100644
--- a/composer.json
+++ b/composer.json
@@ -20,7 +20,8 @@
         "ext-mbstring": "*",
         "symfony/console": "^3.4",
         "symfony/debug": "^3.4",
-        "symfony/yaml": "^3.4"
+        "symfony/yaml": "^3.4",
+        "symfony/process": "^5.0"
     },
     "bin": ["bin/logchecker"]
 }
diff --git a/composer.lock b/composer.lock
index 9ea2423..8256ea6 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "9ad854c65da76498f6a2af058812e332",
+    "content-hash": "bda3c6cb822164941a9e71f909c7468a",
     "packages": [
         {
             "name": "psr/log",
@@ -298,6 +298,55 @@
             ],
             "time": "2019-02-06T07:57:58+00:00"
         },
+        {
+            "name": "symfony/process",
+            "version": "v5.0.5",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/process.git",
+                "reference": "fd4a86dd7e36437f2fc080d8c42c7415d828a0a8"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/process/zipball/fd4a86dd7e36437f2fc080d8c42c7415d828a0a8",
+                "reference": "fd4a86dd7e36437f2fc080d8c42c7415d828a0a8",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.2.5"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "5.0-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Component\\Process\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony Process Component",
+            "homepage": "https://symfony.com",
+            "time": "2020-02-08T17:00:58+00:00"
+        },
         {
             "name": "symfony/yaml",
             "version": "v3.4.28",
diff --git a/src/Logchecker.php b/src/Logchecker.php
index 6b1436c..21261dd 100644
--- a/src/Logchecker.php
+++ b/src/Logchecker.php
@@ -2,6 +2,7 @@
 
 namespace OrpheusNET\Logchecker;
 
+use Symfony\Component\Process\Process;
 use Symfony\Component\Yaml\Yaml;
 use Symfony\Component\Yaml\Exception\ParseException;
 
@@ -466,7 +467,10 @@ class Logchecker {
 				}
 
 				if (Util::commandExists($Command)) {
-					$Out = shell_exec("{$Command} ".escapeshellarg($this->LogPath));
+					$process = new Process([$Command, $this->LogPath]);
+					$process->run();
+					$Out = $process->getOutput();
+
 					if ($Out == null || Util::strposArray($Out, $BadStrings) !== false || strpos($Out, $GoodString) === false) {
 						$this->Checksum = false;
 					}