diff --git a/composer.json b/composer.json
index 6213e59..83e211c 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
     },
     "require": {
         "php": "^7.1",
-        "symfony/process": "^3.3|^4.0"
+        "symfony/process": "^3.3|^4.0|^5.0"
     },
     "require-dev": {
         "phpunit/phpunit": "^7.0"