THRIFT-5440: Allow php8 in composer.json
diff --git a/composer.json b/composer.json
index 1d3a6c0..d1ada50 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
         "issues": "https://issues.apache.org/jira/browse/THRIFT"
     },
     "require": {
-        "php": "^5.5 || ^7.0"
+        "php": "^5.5 || ^7.0 || ^8.0"
     },
     "require-dev": {
         "phpunit/phpunit": "~4.8.36",