diff --git a/leenkx/blender/lnx/lightmapper/utility/gui/Viewport.py b/leenkx/blender/lnx/lightmapper/utility/gui/Viewport.py
index 4e1484a..f338f82 100644
--- a/leenkx/blender/lnx/lightmapper/utility/gui/Viewport.py
+++ b/leenkx/blender/lnx/lightmapper/utility/gui/Viewport.py
@@ -1,6 +1,9 @@
-import bpy, blf, bgl, os, gpu
+import bpy, blf, os, gpu
 from gpu_extras.batch import batch_for_shader
 
+if bpy.app.version < (4, 0, 0):
+    import bgl
+
 class ViewportDraw:
 
     def __init__(self, context, text):