diff --git a/composer.json b/composer.json
index 714be30..572b536 100644
--- a/composer.json
+++ b/composer.json
@@ -24,7 +24,7 @@
     "event-engine/php-engine-utils": "^0.1",
     "event-engine/php-logger": "^0.1",
     "event-engine/php-persistence": "^0.7",
-    "ramsey/uuid" : "^3.6",
+    "ramsey/uuid" : "^3.6 || ^4.0",
     "psr/container": "^1.0",
     "psr/http-message": "^1.0",
     "fig/http-message-util": "^1.1",