diff --git a/modules/openapi-generator/src/main/resources/php/composer.mustache b/modules/openapi-generator/src/main/resources/php/composer.mustache
index e4860c99bf18..d9978541b222 100644
--- a/modules/openapi-generator/src/main/resources/php/composer.mustache
+++ b/modules/openapi-generator/src/main/resources/php/composer.mustache
@@ -21,7 +21,7 @@
         }
     ],
     "require": {
-        "php": ">=5.6",
+        "php": ">=7.1",
         "ext-curl": "*",
         "ext-json": "*",
         "ext-mbstring": "*",