diff --git a/box.json.dist b/box.json.dist
index 4c38d5a8d85..0201b802d93 100644
--- a/box.json.dist
+++ b/box.json.dist
@@ -9,7 +9,7 @@
     ],
     "alias": "psalm_phar",
     "timestamp": "2020-10-20T10:01:11+00:00",
-    "files-bin": ["config.xsd"],
+    "files-bin": ["config.xsd", "vendor-bin/box/composer.lock"],
     "directories-bin" : [
         "assets",
         "dictionaries",