diff --git a/mappings/net/minecraft/item/map/MapId.mapping b/mappings/net/minecraft/item/map/MapId.mapping
new file mode 100644
index 0000000000..ca9888c871
--- /dev/null
+++ b/mappings/net/minecraft/item/map/MapId.mapping
@@ -0,0 +1,2 @@
+CLASS net/minecraft/class_9209 net/minecraft/item/map/MapId
+	FIELD field_48924 CODEC Lnet/minecraft/class_9139;
diff --git a/mappings/net/minecraft/world/MapId.mapping b/mappings/net/minecraft/world/MapId.mapping
deleted file mode 100644
index 329554d35e..0000000000
--- a/mappings/net/minecraft/world/MapId.mapping
+++ /dev/null
@@ -1,2 +0,0 @@
-CLASS net/minecraft/class_9209 net/minecraft/world/MapId
-	FIELD field_48924 CODEC Lnet/minecraft/class_9139;