1 files changed, 4 insertions, 2 deletions
diff --git a/BUILD.txt b/BUILD.txt
index e28a41e..55d2a6d 100644
--- a/BUILD.txt
+++ b/BUILD.txt
@@ -9,8 +9,10 @@ even be modern Windows), with the following software installed:
   recent version should do; I used 2.19.
 
 - Optional: "perl", the Perl 5 interpreter. Only used to generate the
-  file dlatbl.s. You only need Perl if you're going to modify the data
-  tables (the mkdlatbl.pl script).
+  files dlatbl.s, dlaver.inc, and dlaver.h. These files are part
+  of the source distribution, so you only need Perl if you're going
+  to modify the data tables (the mkdlatbl.pl script), or change the
+  version number (mkver.pl).
 
 - Optional: "cc", a host C compiler (e.g. gcc or clang). Only used for
   compiling dla2csv for the host.