diff --git a/crates/bevy_pbr/src/render/pbr_fragment.wgsl b/crates/bevy_pbr/src/render/pbr_fragment.wgsl
index 1df7ef404f7b8..a8a02b3f71a4e 100644
--- a/crates/bevy_pbr/src/render/pbr_fragment.wgsl
+++ b/crates/bevy_pbr/src/render/pbr_fragment.wgsl
@@ -80,6 +80,7 @@ fn pbr_input_from_standard_material(
     let base_color = pbr_bindings::material[slot].base_color;
     let deferred_lighting_pass_id = pbr_bindings::material[slot].deferred_lighting_pass_id;
 #else   // BINDLESS
+    let slot = mesh[in.instance_index].material_and_lightmap_bind_group_slot & 0xffffu;
     let flags = pbr_bindings::material.flags;
     let base_color = pbr_bindings::material.base_color;
     let deferred_lighting_pass_id = pbr_bindings::material.deferred_lighting_pass_id;
@@ -171,7 +172,7 @@ fn pbr_input_from_standard_material(
             // parallax mapping algorithm easier to understand and reason
             // about.
             -Vt,
-            in.instance_index,
+            slot,
         );
 #else
         uv_b = uv;