diff --git a/Makefile b/Makefile
index df6a4b2f..21ed0c9f 100644
--- a/Makefile
+++ b/Makefile
@@ -2,6 +2,10 @@ PROJECT_NAME = api-sdk-php
 PHP_VERSION = 7.1
 .PHONY: build test test-ci clean
 
+clean:
+	rm -rf vendor
+	rm -f composer.lock
+
 vendor:
 	composer install