diff --git a/src/electron.renderer/EditorTypes.hx b/src/electron.renderer/EditorTypes.hx
index 035f2ff2b..8d4025352 100644
--- a/src/electron.renderer/EditorTypes.hx
+++ b/src/electron.renderer/EditorTypes.hx
@@ -49,7 +49,7 @@ enum GlobalEvent {
 	LayerInstanceChangedGlobally(li:data.inst.LayerInstance);
 	LayerInstanceVisiblityChanged(li:data.inst.LayerInstance);
 	LayerInstancesRestoredFromHistory(lis:Array<data.inst.LayerInstance>);
-	AutoLayerRenderingChanged;
+	AutoLayerRenderingChanged(lis:Array<data.inst.LayerInstance>);
 	LayerInstanceTilesetChanged(li:data.inst.LayerInstance);
 
 	TilesetImageLoaded(td:data.def.TilesetDef, isInitial:Bool);
diff --git a/src/electron.renderer/display/LevelRender.hx b/src/electron.renderer/display/LevelRender.hx
index 08049a564..3592df238 100644
--- a/src/electron.renderer/display/LevelRender.hx
+++ b/src/electron.renderer/display/LevelRender.hx
@@ -144,8 +144,8 @@ class LevelRender extends dn.Process {
 			case LayerInstanceVisiblityChanged(li):
 				applyLayerVisibility(li);
 
-			case AutoLayerRenderingChanged:
-				for(li in editor.curLevel.layerInstances)
+			case AutoLayerRenderingChanged(lis):
+				for(li in lis)
 					if( li.def.isAutoLayer() )
 						invalidateLayer(li);
 
@@ -303,7 +303,7 @@ class LevelRender extends dn.Process {
 
 	public function setAutoLayerRendering(v:Bool) {
 		autoLayerRendering = v;
-		editor.ge.emit( AutoLayerRenderingChanged );
+		editor.ge.emit( AutoLayerRenderingChanged(editor.curLevel.layerInstances) );
 	}
 
 	public inline function toggleAutoLayerRendering() {
diff --git a/src/electron.renderer/page/Editor.hx b/src/electron.renderer/page/Editor.hx
index 02f41094c..7b3b67a27 100644
--- a/src/electron.renderer/page/Editor.hx
+++ b/src/electron.renderer/page/Editor.hx
@@ -1911,7 +1911,7 @@ class Editor extends Page {
 					for(li in lis)
 						extra+=li.layerDefUid;
 				case LayerInstanceTilesetChanged(li): extra = li.layerDefUid;
-				case AutoLayerRenderingChanged:
+				case AutoLayerRenderingChanged(lis): extra = lis.map( li->li.def.identifier ).join(",");
 				case TilesetDefChanged(td): extra = td.uid;
 				case TilesetDefAdded(td): extra = td.uid;
 				case TilesetDefRemoved(td): extra = td.uid;
@@ -2027,7 +2027,7 @@ class Editor extends Page {
 			case LayerInstancesRestoredFromHistory(lis):
 				for(li in lis)
 					invalidateLevelCache(li.level);
-			case AutoLayerRenderingChanged:
+			case AutoLayerRenderingChanged(lis):
 			case LayerInstanceTilesetChanged(li): invalidateLevelCache(li.level);
 			case TilesetDefChanged(td): invalidateAllLevelsCache();
 			case TilesetImageLoaded(td, init):
@@ -2080,7 +2080,7 @@ class Editor extends Page {
 			case LayerInstanceSelected:
 			case LevelSelected(_):
 			case WorldSelected(_):
-			case AutoLayerRenderingChanged:
+			case AutoLayerRenderingChanged(lis):
 			case ToolOptionChanged:
 			case ToolValueSelected:
 			case BeforeProjectSaving:
@@ -2164,7 +2164,7 @@ class Editor extends Page {
 				updateLayerList();
 				updateGuide();
 
-			case AutoLayerRenderingChanged:
+			case AutoLayerRenderingChanged(lis):
 
 			case LayerInstanceVisiblityChanged(li):
 				selectionTool.clear();
diff --git a/src/electron.renderer/ui/LevelInstanceForm.hx b/src/electron.renderer/ui/LevelInstanceForm.hx
index 44c49051c..752441950 100644
--- a/src/electron.renderer/ui/LevelInstanceForm.hx
+++ b/src/electron.renderer/ui/LevelInstanceForm.hx
@@ -98,14 +98,14 @@ class LevelInstanceForm {
 					updateFieldsForm();
 
 				// Biome field changed
-				var anyAutoLayerInvalidated = false;
+				var invalidatedLis = [];
 				for( ld in project.defs.layers )
 					if( ld.biomeFieldUid==fi.defUid ) {
-						l.getLayerInstance(ld).autoTilesCache = null;
-						anyAutoLayerInvalidated = true;
+						var li = l.getLayerInstance(ld);
+						invalidatedLis.push(li);
 					}
-				if( anyAutoLayerInvalidated )
-					editor.ge.emit(AutoLayerRenderingChanged);
+				if( invalidatedLis.length>0 )
+					editor.ge.emit( AutoLayerRenderingChanged(invalidatedLis) );
 
 			case _:
 		}