diff --git a/composer.json b/composer.json
index 2fdac32..37936ea 100644
--- a/composer.json
+++ b/composer.json
@@ -35,7 +35,8 @@
         "beberlei/assert": "~2.7",
         "bruli/php-value-objects": "~0.1",
         "bruli/event-bus-bundle": "^0.5",
-        "symfony/flex": "~1.0"
+        "symfony/flex": "~1.0",
+        "symfony/process": "^4.0|^5.0"
     },
     "require-dev": {
         "fzaninotto/faker": "^1.6",
diff --git a/src/PhpGitHooks/Module/Configuration/Infrastructure/Hook/HookCopier.php b/src/PhpGitHooks/Module/Configuration/Infrastructure/Hook/HookCopier.php
index af6e91f..c139a2e 100644
--- a/src/PhpGitHooks/Module/Configuration/Infrastructure/Hook/HookCopier.php
+++ b/src/PhpGitHooks/Module/Configuration/Infrastructure/Hook/HookCopier.php
@@ -33,25 +33,33 @@ public function copyPrepareCommitMsgHook(): void
 
     protected function hookExists(string $hookFile): bool
     {
-        return file_exists(sprintf('%s%s', $this->hooksDir, $hookFile));
+        return \file_exists($this->hooksDir . "/$hookFile");
     }
 
     protected function copyFile(string $hookFile): void
     {
-        $copy = new Process(sprintf("mkdir -p {$this->hooksDir} && cp %s %s", $hookFile, $this->hooksDir));
+        $this->createHooksDir();
+
+        $copy = new Process(['cp', $hookFile, $this->hooksDir]);
         $copy->run();
     }
 
+    protected function createHooksDir(): void
+    {
+        $mkdir = new Process(['mkdir', '-p', $this->hooksDir]);
+        $mkdir->run();
+    }
+
     protected function setPermissions(string $hookFile): void
     {
-        $permissions = new Process(sprintf('chmod 775 %s%s', $this->hooksDir, $hookFile));
+        $permissions = new Process(['chmod', '775', $this->hooksDir . "/$hookFile"]);
         $permissions->run();
     }
 
     protected function copyHookFile(string $file): void
     {
         if (false === $this->hookExists($file)) {
-            $this->copyFile(sprintf('%s/%s', $this->sourceHooksDir, $file));
+            $this->copyFile($this->sourceHooksDir . "/$file");
             $this->setPermissions($file);
         }
     }