diff --git a/Doc/tut/tut.tex b/Doc/tut/tut.tex
index 60245a8..85d5805 100644
--- a/Doc/tut/tut.tex
+++ b/Doc/tut/tut.tex
@@ -1,4 +1,5 @@
 \documentclass{manual}
+\usepackage[T1]{fontenc}
 
 % Things to do:
 % Add a section on file I/O