doc: README

diff --git a/doc/documentation/README.txt b/doc/documentation/README.txt
index d4c19bba618b14215e3ea5892e2940c7a326c5ab..8aeef0c59ba466a8b51484754a25e6666afaae8e 100644 (file)
--- a/doc/documentation/README.txt
+++ b/doc/documentation/README.txt
@@ -6,6 +6,9 @@ To be moved to an appropriate section of "how to write documentation" or
    so forth. -> https://en.wikipedia.org/wiki/Singular_they
 
 2. Keep line length below 74 characters.
+   - Expection by texi2pdf output so far: URLs will break
+     (inserted whitespace) when they contain linebreaks
+     within the @url{} / @uref{}.
 
 3. Do not use tab characters (see chapter 2.1 texinfo manual)
 * What's left to do