diff --git a/help.sh b/help.sh
index 8fc8851c..1d75a003 100755
--- a/help.sh
+++ b/help.sh
@@ -80,13 +80,13 @@ psql -l >/dev/null 2>/dev/null &&
   echo "OK: Connected to postgres" ||
   echo "FAILED: Unable to connect to postgres"
 
-if psql -l 2>/dev/null | grep wrolpi >/dev/null; then
+if sudo -u wrolpi psql -l 2>/dev/null | grep wrolpi >/dev/null; then
   echo "OK: Found wrolpi database"
 
-  if psql wrolpi -c '\d' | grep "file_group" >/dev/null; then
+  if sudo -u wrolpi psql wrolpi -c '\d' | grep "file_group" >/dev/null; then
     echo "OK: WROLPi database is initialized"
 
-    if [ "$(psql wrolpi -c 'copy (select count(*) from file_group) to stdout')" -gt 0 ]; then
+    if [ "$(sudo -u wrolpi psql wrolpi -c 'copy (select count(*) from file_group) to stdout')" -gt 0 ]; then
       echo "OK: WROLPi database has files"
     else
       echo "FAILED: WROLPi database has no files"
@@ -184,10 +184,10 @@ fi
 echo
 # Map
 
-if psql -l 2>/dev/null | grep gis >/dev/null; then
+if sudo -u _renderd psql -l 2>/dev/null | grep gis >/dev/null; then
   echo "OK: Found map database"
 
-  if psql gis -c '\d' | grep water_polygons >/dev/null; then
+  if sudo -u _renderd psql gis -c '\d' | grep water_polygons >/dev/null; then
     echo "OK: Map database is initialized"
   else
     echo "FAILED: Map database is not initialized"