diff --git a/composer.json b/composer.json
index aad52ca..eb85595 100644
--- a/composer.json
+++ b/composer.json
@@ -4,7 +4,7 @@
     "type": "library",
     "require": {
         "mongodb/mongodb": "^1.1",
-        "php": "7.*"
+        "php": ">=7.0"
     },
     "autoload": {
         "psr-4": { "ODM\\": "src/" }