diff --git a/README.org b/README.org
index 777cc84..3633510 100644
--- a/README.org
+++ b/README.org
@@ -3476,7 +3476,7 @@ environments and non-floating breakable LaTeX environments by means of
 % Make code and line numbers normalsize. Make line numbers grey.
 \\renewcommand\\theFancyVerbLine{
   \\normalsize\\color{black!40!white}\\arabic{FancyVerbLine}}
-% In case engrave-faces-latex-gen-preamble has not been run.
+% Do not rely on an eventual call to `engrave-faces-latex-gen-preamble'.
 \\usepackage{xcolor}
 \\providecolor{EfD}{HTML}{f7f7f7}
 \\providecolor{EFD}{HTML}{28292e}