Fix another path

diff --git a/update.sh b/update.sh
index 42aee87..65887ba 100755 (executable)
--- a/update.sh
+++ b/update.sh
@@ -23,7 +23,7 @@ fi
 if [[ -e "/mnt/usb-update/update.zip" ]] && [[ -e "/mnt/usb-update/update.sig" ]]; then
   current_version=$(/home/pi/hdmi-switcher/hdmi-switcher version)
   printf "Updating software... "
-  openssl dgst -sha256 -verify public.pem -signature /mnt/usb-update/update.sig /mnt/usb-update/update.zip > /dev/null 2>&1
+  openssl dgst -sha256 -verify /home/pi/hdmi-switcher/public.pem -signature /mnt/usb-update/update.sig /mnt/usb-update/update.zip > /dev/null 2>&1
   if [[ $? = 0 ]]; then
     (unzip -o /mnt/usb-update/update.zip -d /home/pi > /dev/null 2>&1 && printf "\tOK\n") || printf "\tExtract failure\n"
     chmod +x /home/pi/hdmi-switcher/start.sh