diff --git a/build.gradle.kts b/build.gradle.kts
index 9818d9b95..10d6f3ede 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -5,7 +5,7 @@ plugins {
 }
 
 group = "com.iridium"
-version = "3.0.2"
+version = "3.0.3"
 description = "IridiumSkyblock"
 java.sourceCompatibility = JavaVersion.VERSION_1_8
 
diff --git a/src/main/java/com/iridium/iridiumskyblock/managers/IslandManager.java b/src/main/java/com/iridium/iridiumskyblock/managers/IslandManager.java
index b682ceb48..116e4fcff 100644
--- a/src/main/java/com/iridium/iridiumskyblock/managers/IslandManager.java
+++ b/src/main/java/com/iridium/iridiumskyblock/managers/IslandManager.java
@@ -631,7 +631,7 @@ private void recalculateIsland(@NotNull Island island, @NotNull List<Chunk> chun
         Bukkit.getScheduler().runTaskAsynchronously(IridiumSkyblock.getInstance(), () ->
                 chunks.stream().map(chunk -> chunk.getChunkSnapshot(true, false, false)).forEach(chunk -> {
                             World world = Bukkit.getWorld(chunk.getWorldName());
-                            int maxHeight = world == null ? 255 : world.getMaxHeight();
+                            int maxHeight = world == null ? 255 : world.getMaxHeight()-1;
                             for (int x = 0; x < 16; x++) {
                                 for (int z = 0; z < 16; z++) {
                                     if (island.isInIsland(x + (chunk.getX() * 16), z + (chunk.getZ() * 16))) {