diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0ff707c..d88ed80 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -14,6 +14,10 @@ Activate / deactivate layer opacity according to prefix
 Activate / deactivate all masks using MA layers
 -->
 
+1.8.10
+
+- fixed: node not deleted after a merge using (compo scene not referenced correctly to point node_trees)
+
 1.8.9
 
 - fixed: error when setting object active at the end of autobuild
diff --git a/OP_auto_build.py b/OP_auto_build.py
index 0ae7206..2ccdf80 100644
--- a/OP_auto_build.py
+++ b/OP_auto_build.py
@@ -194,6 +194,11 @@ class GPEXP_OT_render_auto_build(bpy.types.Operator):
             if not node_scene:
                 node_scene = render_scn
 
+        ## Propagate render scene and compo scene target properties on all scenes
+        for scn in bpy.data.scenes:
+            scn.gp_render_settings.node_scene = node_scene.name
+            scn.gp_render_settings.render_scene = render_scn.name
+
         all_gp_objects = [o for o in context.scene.objects if o.type == 'GPENCIL']
 
         ## Clean name and visibility
@@ -276,17 +281,17 @@ class GPEXP_OT_render_auto_build(bpy.types.Operator):
             self.report({'ERROR'}, 'No render scene found')
             return {'CANCELLED'}
 
-        if self.set_active_scene == 'RENDER':
-            context.window.scene = render_scn
-        elif self.set_active_scene == 'NODES':
-            context.window.scene = node_scene
-
         ## Group all adjacent layer type
         if self.group_all_adjacent_layer_type:
             print('Group all adjacent layer type')
             for ob in ob_list:
                 fn.group_adjacent_layer_prefix_rlayer(ob, excluded_prefix=self.excluded_prefix, first_name=True)
 
+        if self.set_active_scene == 'RENDER':
+            context.window.scene = render_scn
+        elif self.set_active_scene == 'NODES':
+            context.window.scene = node_scene
+
         # bpy.ops.gp_export.render_scene_setup() # next render scene setup at once
         ## attempt to refresh scene
         # render_scn.node_tree.nodes.update()
diff --git a/__init__.py b/__init__.py
index eb7f395..d91f8d2 100644
--- a/__init__.py
+++ b/__init__.py
@@ -2,7 +2,7 @@ bl_info = {
     "name": "GP Render",
     "description": "Organise export of gp layers through compositor output",
     "author": "Samuel Bernou",
-    "version": (1, 8, 9),
+    "version": (1, 8, 10),
     "blender": (3, 0, 0),
     "location": "View3D",
     "warning": "",
diff --git a/fn.py b/fn.py
index 16e824f..9f1598c 100644
--- a/fn.py
+++ b/fn.py
@@ -301,6 +301,8 @@ def get_compo_scene(scene_name=None, create=True):
     scn.node_tree.nodes.clear()
     set_settings(scn)
     scn.gp_render_settings['use_aa'] = True
+    # Set compo scene target in it's own property as well
+    scn.gp_render_settings.node_scene = scene_name
     return scn
 
 def get_render_scene(scene_name=None, create=True):
@@ -311,6 +313,7 @@ def get_render_scene(scene_name=None, create=True):
     render_scn = bpy.data.scenes.get(scene_name)
     if render_scn:
         return render_scn
+    
     if not create:
         return
 
@@ -330,7 +333,7 @@ def get_render_scene(scene_name=None, create=True):
     for ob in current.objects:
         if ob.type in ('CAMERA', 'LIGHT'):
             render_scn.collection.objects.link(ob)
-    
+
     ## Copy markers
     for marker in current.timeline_markers:
         new_marker = render_scn.timeline_markers.new(marker.name, frame=marker.frame)