diff --git a/src/main/java/com/volmit/iris/core/gui/NoiseExplorerGUI.java b/src/main/java/com/volmit/iris/core/gui/NoiseExplorerGUI.java
index d0969827d..fa612adcb 100644
--- a/src/main/java/com/volmit/iris/core/gui/NoiseExplorerGUI.java
+++ b/src/main/java/com/volmit/iris/core/gui/NoiseExplorerGUI.java
@@ -108,7 +108,8 @@ public class NoiseExplorerGUI extends JPanel implements MouseWheelListener, List
 
     @EventHandler
     public void on(IrisEngineHotloadEvent e) {
-        generator = loader.get();
+        if (generator != null)
+            generator = loader.get();
     }
 
     public void mouseWheelMoved(MouseWheelEvent e) {