diff --git a/bootstrap.sh b/bootstrap.sh
index bd667d0..428339c 100755
--- a/bootstrap.sh
+++ b/bootstrap.sh
@@ -238,6 +238,7 @@ ubuntu()
 		m4 \
 		nasm \
 		pkg-config \
+		po4a \
 		syslinux-utils \
 		texinfo
 	if [ "$1" == "qemu" ]; then