diff --git a/tests/ref/grid-subheaders-repeat-replace.png b/tests/ref/grid-subheaders-repeat-replace.png new file mode 100644 index 000000000..9fe729401 Binary files /dev/null and b/tests/ref/grid-subheaders-repeat-replace.png differ diff --git a/tests/ref/grid-subheaders.png b/tests/ref/grid-subheaders.png new file mode 100644 index 000000000..89ccf2a9a Binary files /dev/null and b/tests/ref/grid-subheaders.png differ