diff --git a/system.json b/system.json
index ed2ff6d8..dce6f613 100644
--- a/system.json
+++ b/system.json
@@ -5,7 +5,7 @@
   "version": "1.4.22",
   "manifestPlusVersion": "1.0.0",
   "minimumCoreVersion": "0.8.0",
-  "compatibleCoreVersion": "0.8.5",
+  "compatibleCoreVersion": "0.8.99",
   "templateVersion": 115,
   "author": "LeRatierBretonnien",
   "authors": [