diff --git a/Makefile b/Makefile
index 260c3edc..f39b5856 100644
--- a/Makefile
+++ b/Makefile
@@ -17,7 +17,7 @@ test_%: ## it launches a test
 
 phar: ## it creates phar
 	rm -rf ${TMP_DIR} && mkdir -p ${TMP_DIR}
-	cp -R src bin-stub box.json README.md composer.json phparkitect-stub.php bin ${TMP_DIR}
+	cp -R src bin-stub box.json README.md composer.json phparkitect-stub.php bin scoper.inc.php ${TMP_DIR}
 	cd ${TMP_DIR} && composer install --prefer-source --no-dev -o
 	bin/box.phar compile -c ${TMP_DIR}/box.json
 	cp ${TMP_DIR}/phparkitect.phar .
diff --git a/box.json b/box.json
index fadcdf0b..8a34bcdf 100644
--- a/box.json
+++ b/box.json
@@ -12,11 +12,10 @@
   ],
   "compression": "GZ",
   "compactors": [
+    "KevinGH\\Box\\Compactor\\PhpScoper",
     "KevinGH\\Box\\Compactor\\Json"
   ],
-  "main": "bin-stub/phparkitect",
   "output": "phparkitect.phar",
   "datetime": "release-date",
-  "dump-autoload": true,
   "exclude-composer-files": false
 }
\ No newline at end of file
diff --git a/scoper.inc.php b/scoper.inc.php
new file mode 100644
index 00000000..54fcca35
--- /dev/null
+++ b/scoper.inc.php
@@ -0,0 +1,16 @@
+<?php
+
+declare(strict_types=1);
+
+return [
+    'prefix' => '_PhpArkitect',
+
+    'expose-global-constants' => true,
+    'expose-global-classes' => true,
+    'expose-global-functions' => true,
+
+    'exclude-namespaces' => [
+        'Arkitect',
+        'Composer',
+    ],
+];