diff --git a/composer.json b/composer.json
index 3859e6e..5c1a666 100644
--- a/composer.json
+++ b/composer.json
@@ -18,8 +18,8 @@
     ],
     "require": {
         "php": ">=5.3.0",
-        "evenement/evenement": "~1.0",
-        "react/socket": "0.3.*"
+        "evenement/evenement": ">=1.0",
+        "react/socket": ">=0.3.0"
     },
     "autoload": {
         "psr-0": {