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-rw-r--r--debian/boxbackup-server.postinst2
1 files changed, 1 insertions, 1 deletions
diff --git a/debian/boxbackup-server.postinst b/debian/boxbackup-server.postinst
index 95ceb542..4045daca 100644
--- a/debian/boxbackup-server.postinst
+++ b/debian/boxbackup-server.postinst
@@ -71,7 +71,7 @@ case "$1" in
DIR3=`echo "$RET" | awk '{ print $3 }'`
if [ -n $DIR1 ]; then
- if [ -z $DIR2 -o -z $DIR3 ]; then
+ if [ -z "$DIR2" -o -z "$DIR3" ]; then
DIR2=$DIR1
DIR3=$DIR1
fi