diff --git a/README.md b/README.md
index 44e4742..29fd12e 100644
--- a/README.md
+++ b/README.md
@@ -101,7 +101,7 @@ Expose a directory with static contents via a web-server and put into it:
 Summary information about all metro networks that are monitored is gathered in the
 [Google Spreadsheet](https://docs.google.com/spreadsheets/d/1SEW1-NiNOnA2qDwievcxYV1FOaQl1mb1fdeyqAxHu3k).
 
-Regular updates of validation results are available at
+Regular updates of validation results are available at [Organic Maps](https://cdn.organicmaps.app/subway/) and
 [this website](https://maps.vk.com/osm/tools/subways/latest/).
 You can find more info about this validator instance in
 [OSM Wiki](https://wiki.openstreetmap.org/wiki/Quality_assurance#subway-preprocessor).
diff --git a/scripts/process_subways.sh b/scripts/process_subways.sh
index 837463a..0d54cea 100755
--- a/scripts/process_subways.sh
+++ b/scripts/process_subways.sh
@@ -1,5 +1,5 @@
-#!/bin/bash
-set -e -u
+#!/usr/bin/env bash
+#set -euxo pipefail
 
 if [ $# -gt 0 -a \( "${1-}" = "-h" -o "${1-}" = '--help' \) ]; then
   cat << EOF
@@ -153,7 +153,7 @@ fi
 if [ -n "${NEED_FILTER-}" ]; then
 
   # If $PLANET_METRO file doesn't exist, create it
-  
+
   if [ -n "${PLANET_METRO-}" ]; then
     EXT=${PLANET_METRO##*.}
     if [ ! "$EXT" = "osm" -a ! "$EXT" == "xml" -a ! "$EXT" = "o5m" ]; then
@@ -254,6 +254,9 @@ if [ -n "${NEED_TO_REMOVE_POLY-}" ]; then
 fi
 
 # Running the validation
+if [ -n "${DUMP-}" ]; then
+  mkdir -p "$DUMP"
+fi
 
 if [ -n "${DUMP-}" ]; then
    mkdir -p "$DUMP"