diff --git a/composer.json b/composer.json
index 77f86e26..8114b88e 100644
--- a/composer.json
+++ b/composer.json
@@ -36,7 +36,7 @@
     }
   },
   "require": {
-    "php": "7.1 - 7.2", "ext-ionCube-Loader": "*",
+    "php": "7.1 - 7.3", "ext-ionCube-Loader": "*",
     "oxid-esales/oxideshop-ce": "6.0 - 6.5",
     "ext-openssl": "*",
     "ext-mbstring": "*",