diff --git a/composer.json b/composer.json
index 30c5509..221f4a3 100644
--- a/composer.json
+++ b/composer.json
@@ -17,7 +17,7 @@
         }
     ],
     "require": {
-        "php": "^7.1.3",
+        "php": ">=7.1.3",
         "ext-gd": "*",
         "gregwar/captcha": "^1.1.9",
         "symfony/form": "~4.0|~5.0",