diff --git a/composer.json b/composer.json
index f172f2d9..08ee38fe 100644
--- a/composer.json
+++ b/composer.json
@@ -32,7 +32,7 @@
         }
     },
     "require": {
-        "php": ">=5.6",
+        "php": ">=7.0",
         "ext-curl": "*",
         "ext-json": "*",
         "ext-mbstring": "*",