diff --git a/upgrade_schema/mapping_schema_0061_1.18.0_to_1.18.10.json b/upgrade_schema/mapping_schema_0061_1.18.0_to_1.18.10.json
index 19663b2..6b59e7c 100644
--- a/upgrade_schema/mapping_schema_0061_1.18.0_to_1.18.10.json
+++ b/upgrade_schema/mapping_schema_0061_1.18.0_to_1.18.10.json
@@ -1,8 +1,8 @@
 {
     "removedProperties": {
-        "minecraft:skull": {
-            "no_drop_bit": "no_drop_bit"
-        }
+        "minecraft:skull": [
+            "no_drop_bit"
+        ]
     },
     "remappedPropertyValues": {
         "minecraft:glow_lichen": {