diff --git a/paper-server/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/paper-server/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
index e881dd0699..cde1bf28fd 100644
--- a/paper-server/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
+++ b/paper-server/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
@@ -1296,7 +1296,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
 
     @Override
     public int getMaxHeight() {
-        return world.getMaxY();
+        return world.getMaxY() + 1;
     }
 
     @Override