diff --git a/install_misc/debian-lenny.packages b/install_misc/debian-lenny.packages
index 54c27b5831..c1a5ccceb3 100644
--- a/install_misc/debian-lenny.packages
+++ b/install_misc/debian-lenny.packages
@@ -49,6 +49,8 @@ libidzebra-2.0-mod-grs-xml	install
 libidzebra-2.0-mod-text	install
 libidzebra-2.0-modules	install
 libimage-magick-perl install
+libjson-perl	install
+libjson-xs-perl	install
 liblingua-ispell-perl	install
 liblingua-stem-perl	install
 liblingua-stem-perl install