c3-lang/libtommath

diff --git a/doc/bn.tex b/doc/bn.tex
index db8837e..8c62573 100644
--- a/doc/bn.tex
+++ b/doc/bn.tex
@@ -1,13 +1,3 @@
-\def\fixedpdfdate{D:20181209230255+01'00'}
-\pdfinfo{
-  /CreationDate (\fixedpdfdate)
-  /ModDate (\fixedpdfdate)
-}
-\def\fixedpdfdate{D:20181209230255+01'00'}
-\pdfinfo{
-  /CreationDate (\fixedpdfdate)
-  /ModDate (\fixedpdfdate)
-}
 \documentclass[synpaper]{book}
 \usepackage{hyperref}
 \usepackage{makeidx}