diff --git a/crates/gpu/src/shaders/fx_stylize.wgsl b/crates/gpu/src/shaders/fx_stylize.wgsl
index 1fa8134fc..c9eb9a50e 100644
--- a/crates/gpu/src/shaders/fx_stylize.wgsl
+++ b/crates/gpu/src/shaders/fx_stylize.wgsl
@@ -127,7 +127,9 @@ fn fxs_point(@builtin(global_invocation_id) gid: vec3<u32>) {
         case 1u: {
             let lv = P.f[0].x;
             let c = vec3<f32>(unit_div(px.x, a), unit_div(px.y, a), unit_div(px.z, a));
-            let o = vec3<f32>(fxs_posterize_bin(c.x, u32(lv)), fxs_posterize_bin(c.y, u32(lv)), fxs_posterize_bin(c.z, u32(lv))) / lv;
+            // (`unit_div`: a native division by the levels is off by an ulp on real GPUs)
+            let bins = vec3<f32>(fxs_posterize_bin(c.x, u32(lv)), fxs_posterize_bin(c.y, u32(lv)), fxs_posterize_bin(c.z, u32(lv)));
+            let o = vec3<f32>(unit_div(bins.x, lv), unit_div(bins.y, lv), unit_div(bins.z, lv));
             textureStore(out, p, vec4<f32>(o * a, a));
         }
         case 2u: {