diff --git a/upload.sh b/upload.sh
index bf9a3eb..bc83d62 100755
--- a/upload.sh
+++ b/upload.sh
@@ -44,5 +44,5 @@ lftp -e "set xfer:log 1; \
   set ftp:ssl-protect-data $PLUGIN_SECURE; \
   set ssl:verify-certificate $PLUGIN_VERIFY; \
   set ssl:check-hostname $PLUGIN_VERIFY; \
-  mirror --verbose -R $PLUGIN_INCLUDE_STR $PLUGIN_EXCLUDE_STR $(pwd)$PLUGIN_SRC_DIR $PLUGIN_DEST_DIR" \
+  mirror --verbose -p -R $PLUGIN_INCLUDE_STR $PLUGIN_EXCLUDE_STR $(pwd)$PLUGIN_SRC_DIR $PLUGIN_DEST_DIR" \
   -u $FTP_USERNAME,$FTP_PASSWORD $PLUGIN_HOSTNAME