diff --git a/composer.json b/composer.json
index 18b94e3..7c847ec 100644
--- a/composer.json
+++ b/composer.json
@@ -1,6 +1,7 @@
 {
     "name": "wfs/custom-environment-variables",
     "description": "array customizer with environment variables",
+    "version": "0.0.1",
     "type": "library",
     "require": {
         "hassankhan/config": "^2.0",