fast-import: prevent producing bad delta

diff --git a/INSTALL b/INSTALL
index 10a1cba643cc9e6cc9a441708b1d43f468fb8383..16e45f114f18d5d6964ab9fa39eee617dfa59bfc 100644 (file)
--- a/INSTALL
+++ b/INSTALL
@@ -122,8 +122,9 @@ Issues of note:
    Building and installing the pdf file additionally requires
    dblatex.  Version 0.2.7 with asciidoc >= 8.2.7 is known to work.
 
-   The documentation is written for AsciiDoc 7, but "make
-   ASCIIDOC8=YesPlease doc" will let you format with AsciiDoc 8.
+   The documentation is written for AsciiDoc 7, but by default
+   uses some compatibility wrappers to work on AsciiDoc 8. If you have
+   AsciiDoc 7, try "make ASCIIDOC7=YesPlease".
 
    Alternatively, pre-formatted documentation is available in
    "html" and "man" branches of the git repository itself.  For