diff --git a/hw/xbox/nv2a/swizzle.c b/hw/xbox/nv2a/swizzle.c
index 4df1877033..30bf232bb8 100644
--- a/hw/xbox/nv2a/swizzle.c
+++ b/hw/xbox/nv2a/swizzle.c
@@ -102,9 +102,9 @@ void swizzle_box(
             for (x = 0; x < width; x++) {
                 const uint8_t *src = src_buf
                                          + y * row_pitch + x * bytes_per_pixel;
-                uint8_t *dst = dst_buf + get_swizzled_offset(x, y, 0,
-                                                             mask_x, mask_y, 0,
-                                                             bytes_per_pixel);
+                uint8_t *dst = dst_buf +
+                    get_swizzled_offset(x, y, z, mask_x, mask_y, mask_z,
+                                        bytes_per_pixel);
                 memcpy(dst, src, bytes_per_pixel);
             }
         }