diff --git a/packages/tools/autoupdate/scripts/autoupdate.devel b/packages/tools/autoupdate/scripts/autoupdate.devel
index 6316db997b..58595b7a32 100755
--- a/packages/tools/autoupdate/scripts/autoupdate.devel
+++ b/packages/tools/autoupdate/scripts/autoupdate.devel
@@ -22,7 +22,7 @@
 
 [ -f /storage/.config/update.conf ] && . /storage/.config/update.conf
 [ -f /etc/repo.conf ] && . /etc/repo.conf || exit0
-[ -z "$KEYFILE" ] && SCP_ARG="-i $KEYFILE"
+[ -n "$KEYFILE" ] && SCP_ARG="-i $KEYFILE"
 
 download () {
   case "$DL_METHOD" in
diff --git a/packages/tools/autoupdate/scripts/autoupdate.release b/packages/tools/autoupdate/scripts/autoupdate.release
index 15305c7a75..1c2e23a1a5 100755
--- a/packages/tools/autoupdate/scripts/autoupdate.release
+++ b/packages/tools/autoupdate/scripts/autoupdate.release
@@ -22,7 +22,7 @@
 
 [ -f /storage/.config/update.conf ] && . /storage/.config/update.conf
 [ -f /etc/repo.conf ] && . /etc/repo.conf || exit0
-[ -z "$KEYFILE" ] && SCP_ARG="-i $KEYFILE"
+[ -n "$KEYFILE" ] && SCP_ARG="-i $KEYFILE"
 
 download () {
   case "$DL_METHOD" in