diff --git a/module.json b/module.json
index 06ef15b..0201b19 100644
--- a/module.json
+++ b/module.json
@@ -3,11 +3,16 @@
   "title": "WFRP4E Unofficial Grimoire",
   "description": "Unofficial Grimoire for WFRP4E",   
   "author": "LeRatierBretonnien",
-  "systems": ["wfrp4e"],
-  "version": "0.1.7",
-  "minimumCoreVersion": "0.6.0",
-  "compatibleCoreVersion":"0.7.9",
+  "version": "4.0.0",
+  "minimumCoreVersion": "0.8.0",
+  "compatibleCoreVersion":"0.8.8",
   "esmodules" : [],
+  "dependencies": [
+    {
+      "name": "wfrp4e",
+	    "type": "system"
+    }
+  ],  
   "packs": [
     {
       "label": "UG Spells",