1 files changed, 2 insertions, 2 deletions
diff --git a/source/blender/draw/engines/overlay/shaders/overlay_outline_prepass_curves_vert.glsl b/source/blender/draw/engines/overlay/shaders/overlay_outline_prepass_curves_vert.glsl
index f9ec475d21f..27150d1cb3d 100644
--- a/source/blender/draw/engines/overlay/shaders/overlay_outline_prepass_curves_vert.glsl
+++ b/source/blender/draw/engines/overlay/shaders/overlay_outline_prepass_curves_vert.glsl
@@ -45,8 +45,8 @@ void main()
   vec3 world_pos;
   if (hairThicknessRes > 1) {
     /* Calculate the thickness, thicktime, worldpos taken into account the outline. */
-    float outline_width = point_world_to_ndc(center_wpos).w * 1.25 *
-                          drw_view.viewport_size_inverse.y * drw_view.wininv[1][1];
+    float outline_width = point_world_to_ndc(center_wpos).w * 1.25 * sizeViewportInv.y *
+                          drw_view.wininv[1][1];
     thickness += outline_width;
     float thick_time = float(gl_VertexID % hairThicknessRes) / float(hairThicknessRes - 1);
     thick_time = thickness * (thick_time * 2.0 - 1.0);