From 868196d6d710a955eb76857cd45eb3289809807d Mon Sep 17 00:00:00 2001
From: david <89749147+analnyroztahovac@users.noreply.github.com>
Date: Sun, 10 Sep 2023 11:46:13 +0200
Subject: [PATCH] fix (#2536)

---
 .../main/java/com/denizenscript/denizen/objects/ChunkTag.java  | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/plugin/src/main/java/com/denizenscript/denizen/objects/ChunkTag.java b/plugin/src/main/java/com/denizenscript/denizen/objects/ChunkTag.java
index 7bf4ffa834..b4d2436ec9 100644
--- a/plugin/src/main/java/com/denizenscript/denizen/objects/ChunkTag.java
+++ b/plugin/src/main/java/com/denizenscript/denizen/objects/ChunkTag.java
@@ -676,9 +676,10 @@ public static void register() {
                 return null;
             }
             ChunkSnapshot snapshot = chunk.getChunkSnapshot();
+            int sub = NMSHandler.getVersion().isAtLeast(NMSVersion.v1_18) ? 0 : 1;
             for (int x = 0; x < 16; x++) {
                 for (int z = 0; z < 16; z++) {
-                    surface_blocks.addObject(new LocationTag(chunk.getWorld(), chunk.getX() << 4 | x, snapshot.getHighestBlockYAt(x, z) - 1, chunk.getZ() << 4 | z));
+                    surface_blocks.addObject(new LocationTag(chunk.getWorld(), chunk.getX() << 4 | x, snapshot.getHighestBlockYAt(x, z) - sub, chunk.getZ() << 4 | z));
                 }
             }
             return surface_blocks;