diff --git a/leenkx/blender/lnx/material/make_mesh.py b/leenkx/blender/lnx/material/make_mesh.py
index db6d899..20ad682 100644
--- a/leenkx/blender/lnx/material/make_mesh.py
+++ b/leenkx/blender/lnx/material/make_mesh.py
@@ -789,10 +789,11 @@ def make_forward_base(con_mesh, parse_opacity=False, transluc_pass=False):
         frag.write('direct += sampleLight(')
         frag.write('  wposition, n, vVec, dotNV, pointPos, pointCol, albedo, roughness, specular, f0')
         if is_shadows:
-            if parse_opacity:
-                frag.write(', 0, pointBias, receiveShadow, opacity != 1.0')
+            frag.write(', 0, pointBias, receiveShadow')
+            if '_ShadowMapTransparent' in wrd.world_defs and parse_opacity:
+                frag.write(', opacity != 1.0')
             else:
-                frag.write(', 0, pointBias, receiveShadow, false')
+                frag.write(', false')
         if '_Spot' in wrd.world_defs:
             frag.write(', true, spotData.x, spotData.y, spotDir, spotData.zw, spotRight')
         if '_VoxelShadow' in wrd.world_defs: