diff --git a/composer.json b/composer.json
index 3513d7f..cf959ca 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
     "require": {
         "php": ">=5.6.0",
         "botman/botman": "~2.0",
-        "clue/stdio-react": "~1.1.0",
+        "clue/stdio-react": "~1.1.0 | ^2.0",
         "illuminate/support": "~5.0"
     },
     "require-dev": {