diff --git a/bin/a11y b/bin/a11y
index 32d9227..8789a56 100644
--- a/bin/a11y
+++ b/bin/a11y
@@ -18,7 +18,7 @@ use YakNet\AccessibilityConsole\Console\Command\InitCommand;
 use YakNet\AccessibilityConsole\Console\Command\RulesCommand;
 
 $container = ContainerFactory::create();
-$application = new Application('YakNet Accessibility Console', '3.2.1');
+$application = new Application('YakNet Accessibility Console', '3.2.2');
 
 // Add commands resolved via DI Container
 $application->addCommand($container->get(ScanCommand::class));
diff --git a/composer.json b/composer.json
index 6617774..2d0ece2 100644
--- a/composer.json
+++ b/composer.json
@@ -12,7 +12,7 @@
         "yaknet"
     ],
     "homepage": "https://forum.yak.net.tr",
-    "version": "3.2.1",
+    "version": "3.2.2",
     "type": "library",
     "license": "MIT",
     "authors": [
@@ -41,9 +41,11 @@
         "symfony/css-selector": "^6.4 || ^7.0 || ^8.0",
         "symfony/dom-crawler": "^6.4 || ^7.0 || ^8.0",
         "spatie/color": "^1.5 || ^2.0",
-        "intervention/image": "^2.7 || ^3.0",
-        "dompdf/dompdf": "^2.0 || ^3.0",
-        "phpoffice/phpspreadsheet": "^1.28 || ^2.0 || ^3.0"
+        "intervention/image": "^2.7 || ^3.0"
+    },
+    "suggest": {
+        "dompdf/dompdf": "Required for generating PDF Accessibility Certificates (^2.0 || ^3.0).",
+        "phpoffice/phpspreadsheet": "Required for exporting Excel Accessibility Audit Reports (^1.28 || ^2.0 || ^3.0)."
     },
     "require-dev": {
         "phpunit/phpunit": "^10.5",
diff --git a/src/Reporting/ExcelReportExporter.php b/src/Reporting/ExcelReportExporter.php
index 9a58aec..3c98338 100644
--- a/src/Reporting/ExcelReportExporter.php
+++ b/src/Reporting/ExcelReportExporter.php
@@ -18,6 +18,10 @@ class ExcelReportExporter
      */
     public static function exportExcel(array $scanResult, string $targetUrl): string
     {
+        if (!class_exists(Spreadsheet::class)) {
+            throw new \RuntimeException('To export Excel audit reports, please install phpspreadsheet via: composer require phpoffice/phpspreadsheet');
+        }
+
         /** @var int $score */
         $score = is_numeric($scanResult['score'] ?? null) ? intval($scanResult['score']) : 0;
 
diff --git a/src/Reporting/PdfReportGenerator.php b/src/Reporting/PdfReportGenerator.php
index 5218805..f6292a5 100644
--- a/src/Reporting/PdfReportGenerator.php
+++ b/src/Reporting/PdfReportGenerator.php
@@ -16,6 +16,10 @@ class PdfReportGenerator
      */
     public static function generatePdf(array $scanResult, string $targetUrl): string
     {
+        if (!class_exists(Dompdf::class)) {
+            throw new \RuntimeException('To generate PDF certificates, please install dompdf via: composer require dompdf/dompdf');
+        }
+
         /** @var int $score */
         $score = is_numeric($scanResult['score'] ?? null) ? intval($scanResult['score']) : 0;