diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index 2efe749..b5b5a37 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -1,3 +1,6 @@
+v.4.2
+- System.json V9 backward compat
+
 v.4.1
 - Update manifest link
 
diff --git a/system.json b/system.json
index 74fa2a1..f3cd2cf 100644
--- a/system.json
+++ b/system.json
@@ -7,6 +7,8 @@
     "minimum": 10,
     "verified": "10.284"
   },
+  "name": "blades-in-the-dark",
+  "minimumCoreVersion": "10",
   "url": "https://github.com/megastruktur/foundryvtt-blades-in-the-dark/",
   "manifest": "https://raw.githubusercontent.com/megastruktur/foundryvtt-blades-in-the-dark/master/system.json",
   "download": "https://github.com/megastruktur/foundryvtt-blades-in-the-dark/archive/4.1.zip",
@@ -158,8 +160,5 @@
       "path": "./packs/entanglements-macro.db",
       "type": "Macro"
     }
-  ],
-  "name": "",
-  "minimumCoreVersion": "",
-  "author": ""
+  ]
 }