diff --git a/worldedit-core/src/main/java/com/sk89q/worldedit/regions/AbstractRegion.java b/worldedit-core/src/main/java/com/sk89q/worldedit/regions/AbstractRegion.java
index 6dea98712..ede52fe48 100644
--- a/worldedit-core/src/main/java/com/sk89q/worldedit/regions/AbstractRegion.java
+++ b/worldedit-core/src/main/java/com/sk89q/worldedit/regions/AbstractRegion.java
@@ -211,11 +211,11 @@ public abstract class AbstractRegion extends AbstractSet<BlockVector3> implement
     // Sub-class utilities
 
     protected final int getWorldMinY() {
-        return world == null ? 0 : world.getMinY();
+        return world == null ? Integer.MIN_VALUE : world.getMinY();
     }
 
     protected final int getWorldMaxY() {
-        return world == null ? 255 : world.getMaxY();
+        return world == null ? Integer.MAX_VALUE : world.getMaxY();
     }
 
     @Override