diff --git a/composer.json b/composer.json
index 53b0e96f971a327b439a2c416651f37fb68484d9..7d1cb25ab4e9301b99745b32fe0ec99f3bd1c07e 100644
--- a/composer.json
+++ b/composer.json
@@ -21,7 +21,7 @@
     }
   ],
   "require": {
-    "php": ">=7.1",
+    "php": ">=7.3",
     "curl/curl": "*",
     "ext-json": "*",
     "ext-curl": "*"