diff --git a/development/autotests/invertedTests b/development/autotests/invertedTests
index 784d5ca348..f266337515 100644
--- a/development/autotests/invertedTests
+++ b/development/autotests/invertedTests
@@ -145,6 +145,9 @@ export/export/latex/LongestLabelWithUnderscore.*
 export/doc/(es|fr)/Additional_pdf4_texF
 export/doc/(de|es)/EmbeddedObjects_pdf4_texF
 export/doc/es/Customization_pdf4_texF
+# see also the discussion at:
+# https://www.mail-archive.com/search?l=mid&q=20170228190738.cgs3tl3ny2bxiegk%40steph
+export/examples/es/linguistics_pdf4_texF
 
 
 #9637 textgreek and textcyr depend on font-encoding, not input encoding