diff --git a/Makefile b/Makefile
index afb8e1d..7d6e5ad 100644
--- a/Makefile
+++ b/Makefile
@@ -13,16 +13,15 @@ dir:
 	mkdir ./$(PACKAGE)
 
 copy:
-	cp -RT ./assets ./$(PACKAGE)/assets
-	cp -RT ./includes ./$(PACKAGE)/includes
-	cp -RT ./lang ./$(PACKAGE)/lang
-	cp -RT ./lib ./$(PACKAGE)/lib
-	cp -RT ./vendor ./$(PACKAGE)/vendor
+	cp -R ./includes ./$(PACKAGE)/includes
+	cp -R ./lib ./$(PACKAGE)/lib
+	cp -R ./vendor ./$(PACKAGE)/vendor
 	cp -f ./* ./$(PACKAGE) || true
 
 	rm ./$(PACKAGE)/composer.json
 	rm ./$(PACKAGE)/composer.lock
 	rm ./$(PACKAGE)/Makefile
+	rm ./$(PACKAGE)/package.json
 	rm ./$(PACKAGE)/phpcs.xml
 	rm ./$(PACKAGE)/$(PACKAGE).zip || true