diff --git a/.gitignore b/.gitignore
index b8341e4d..7180fda6 100755
--- a/.gitignore
+++ b/.gitignore
@@ -5,3 +5,4 @@ vendor**
 .settings/**
 
 .DS_Store
+.idea
\ No newline at end of file
diff --git a/composer.json b/composer.json
index 46f07a82..9e92cc45 100755
--- a/composer.json
+++ b/composer.json
@@ -8,14 +8,14 @@
             "url": "https://github.com/jaggedsoft/php-binance-api"
     }],
     "require": {
-        "php": ">=7.0",
+        "php": "^7.3|^8.0",
         "ext-curl": "*",
         "ratchet/pawl": "^0.4.0",
         "react/socket": "^1.0 || ^0.8 || ^0.7",
         "ratchet/rfc6455": "^0.3"
     },
     "require-dev": {
-        "phpunit/phpunit": "~6",
+        "phpunit/phpunit": "^9.3",
         "codacy/coverage": "dev-master"
     },
     "config": {