diff --git a/schemas/blockLoot_schema.json b/schemas/blockLoot_schema.json
index 52c90cedb..f1e006d13 100644
--- a/schemas/blockLoot_schema.json
+++ b/schemas/blockLoot_schema.json
@@ -39,7 +39,10 @@
             },
             "stackSizeRange": {
               "description": "The min/max of number of items in this item drop stack",
-              "type": "array"
+              "type": "array",
+              "items": {
+                "type": ["number", "null"]
+              }
             },
             "blockAge": {
               "description": "The required age of the block for the item drop to occur",
diff --git a/schemas/particles_schema.json b/schemas/particles_schema.json
index 4df41d1d2..b5213054a 100644
--- a/schemas/particles_schema.json
+++ b/schemas/particles_schema.json
@@ -16,6 +16,8 @@
         "type": "string",
         "pattern": "\\S+"
       }
-    }
+    },
+    "required": ["id", "name"],
+    "additionalProperties": false
   }
 }