diff --git a/README.md b/README.md
index ffc40e2..62f6309 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,7 @@ The recommended way to install PHP-FFMpeg is through [Composer](https://getcompo
 ```json
 {
     "require": {
-        "php-ffmpeg/php-ffmpeg": "~0.3.0"
+        "php-ffmpeg/php-ffmpeg": "0.3.x-dev@dev"
     }
 }
 ```