diff -ur a/tp/tests/Makefile.in b/tp/tests/Makefile.in
--- a/tp/tests/Makefile.in	2022-04-23 15:20:38.150000000 +0000
+++ b/tp/tests/Makefile.in	2022-04-23 15:20:58.450000000 +0000
@@ -1618,7 +1618,6 @@
      test_scripts/layout_formatting_weird_quotes.sh \
      test_scripts/layout_formatting_html.sh \
      test_scripts/layout_formatting_html_nodes.sh \
-     test_scripts/layout_formatting_plaintext.sh \
      test_scripts/layout_formatting_mathjax.sh \
      test_scripts/layout_formatting_html32.sh \
      test_scripts/layout_formatting_regions.sh \