diff --git a/NewHorizons/Schemas/body_schema.json b/NewHorizons/Schemas/body_schema.json
index 51b5bc9c..fece6448 100644
--- a/NewHorizons/Schemas/body_schema.json
+++ b/NewHorizons/Schemas/body_schema.json
@@ -1016,6 +1016,10 @@
         "parentPath": {
           "type": "string",
           "description": "The path (not including the root planet object) of the parent of this game object. Optional (will default to the root sector)."
+        },
+        "keepLoaded": {
+          "type": "boolean",
+          "description": "Should this detail stay loaded even if you're outside the sector (good for very large props)"
         }
       }
     },