diff --git a/composer.json b/composer.json
index 548c3185591b06acdfeee445f0c0fac5f48ee548..e17800e505dd94bcd5c5b5efc7d067f2e6661d6d 100644
--- a/composer.json
+++ b/composer.json
@@ -7,12 +7,12 @@
     }
   ],
   "require": {
-    "php": ">=5.5",
+    "php": ">=7.2 | ^8",
     "ext-curl": "*",
     "ext-json": "*"
   },
   "require-dev": {
-    "phpunit/phpunit": "<7",
+    "phpunit/phpunit": "^8 || ^9",
     "wp-coding-standards/wpcs": "^0.14.1",
     "squizlabs/php_codesniffer": "^3.0.2",
     "mockery/mockery": "*",