diff --git a/doc/04-schema.md b/doc/04-schema.md
index a875a15a9..023e7b8bf 100644
--- a/doc/04-schema.md
+++ b/doc/04-schema.md
@@ -335,7 +335,7 @@ Example:
 ```json
 {
     "require" : {
-        "php" : ">=5.3.10",
+        "php" : "^5.5 || ^7.0",
         "ext-mbstring": "*"
     }
 }