diff --git a/Classes/Domain/Renderer/Command.php b/Classes/Domain/Renderer/Command.php
index b6ec2f9..54811d7 100644
--- a/Classes/Domain/Renderer/Command.php
+++ b/Classes/Domain/Renderer/Command.php
@@ -3,6 +3,7 @@ namespace Saccas\Mjml\Domain\Renderer;
 
 use TYPO3\CMS\Core\Utility\CommandUtility;
 use TYPO3\CMS\Core\Utility\GeneralUtility;
+use TYPO3\CMS\Core\Utility\ExtensionManagementUtility;
 
 class Command implements RendererInterface
 {
@@ -15,11 +16,12 @@ class Command implements RendererInterface
         GeneralUtility::writeFileToTypo3tempDir($temporaryMjmlFileWithPath, $mjml);
 
         // see https://mjml.io/download and https://www.npmjs.com/package/mjml-cli
-        $cmd = $configuration['nodeBinaryPath'] . ' ' . $configuration['mjmlBinaryPath'] . $configuration['mjmlBinary'];
+        $cmd = $configuration['nodeBinaryPath'] . ' ' . ExtensionManagementUtility::extPath('mjml') . $configuration['mjmlBinaryPath'] . $configuration['mjmlBinary'];
         $args = $configuration['mjmlParams'] . ' ' . $temporaryMjmlFileWithPath;
 
         $result = [];
         $returnValue = '';
+
         CommandUtility::exec($this->getEscapedCommand($cmd, $args), $result, $returnValue);
 
         GeneralUtility::unlink_tempfile($temporaryMjmlFileWithPath);
diff --git a/ext_conf_template.txt b/ext_conf_template.txt
index 66297a8..5299f5a 100644
--- a/ext_conf_template.txt
+++ b/ext_conf_template.txt
@@ -1,11 +1,11 @@
-# cat=node/Binary/1000; type=string; label=Path to node binary
-nodeBinaryPath = /usr/local/bin/node
+# cat=node/Binary/1000; type=string; label=Path to node binary : /usr/bin/node
+nodeBinaryPath = /usr/bin/node
 
-# cat=mjml/Binary/2000; type=string; label=Path to mjml binary
-mjmlBinaryPath = ../node_modules/.bin/
+# cat=mjml/Binary/2000; type=string; label=Path to mjml binary in mjml EXT folder : ./node_modules/.bin/
+mjmlBinaryPath = ./node_modules/.bin/
 
-# cat=mjml/Binary/3000; type=string; label=mjml binary
+# cat=mjml/Binary/3000; type=string; label=mjml binary : mjml
 mjmlBinary = mjml
 
-# cat=mjml/Binary/4000; type=string; label=mjml params
+# cat=mjml/Binary/4000; type=string; label=mjml params : -s -m
 mjmlParams = -s -m
diff --git a/ext_localconf.php b/ext_localconf.php
new file mode 100644
index 0000000..4a1bc78
--- /dev/null
+++ b/ext_localconf.php
@@ -0,0 +1,10 @@
+<?php
+
+if (!defined('TYPO3_MODE')) {
+    die('Access denied.');
+}
+
+\TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(\TYPO3\CMS\Extbase\Object\Container\Container::class)->registerImplementation(
+    \Saccas\Mjml\Domain\Renderer\RendererInterface::class,
+    \Saccas\Mjml\Domain\Renderer\Command::class
+);