diff --git a/haskell/doc/refman.tex b/haskell/doc/refman.tex
index 5eadaff08..302b339c5 100644
--- a/haskell/doc/refman.tex
+++ b/haskell/doc/refman.tex
@@ -17,7 +17,7 @@
 \usepackage[T1]{fontenc}
 
 \usepackage[margin=33mm]{geometry}
-\usepackage{cite,fancyhdr,microtype,tocloft}
+\usepackage{cite,fancyhdr,microtype,tocloft,times}
 
 \pagestyle{fancyplain}
 \lhead[\fancyplain{}{\sl\thepage}]{\fancyplain{}{\sl\rightmark}}