diff --git a/usr/local/bin/matrix-remove-empty-rooms.sh b/usr/local/bin/matrix-remove-empty-rooms.sh
index e2a38c7..598bfb4 100755
--- a/usr/local/bin/matrix-remove-empty-rooms.sh
+++ b/usr/local/bin/matrix-remove-empty-rooms.sh
@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-#
+# this script removed all room's without local members.
 # you dont need to stop synapse.
 #
 
@@ -30,15 +30,14 @@ done
 if [ -z "$DOMAIN" ] || [ "$DOMAIN" == '-t' ]; then print_usage; fi
 if [ -z "$TOKEN" ] || [ "$TOKEN" == '-d' ]; then print_usage; fi
 
-curl -s -X GET -H "Authorization: Bearer $TOKEN" "https://$DOMAIN/_synapse/admin/v1/rooms?limit=10000" | \
-jq -M '.rooms[] | select(.joined_local_members == 0) | .room_id' > $tmp_file
-sed -i 's/"//g' $tmp_file
+curl -s -X GET -H "Authorization: Bearer $TOKEN" "https://$DOMAIN/_synapse/admin/v1/rooms?limit=1000000" | \
+jq -Mr '.rooms[] | select(.joined_local_members == 0) | .room_id' > $tmp_file
 
 while IFS= read -r room_id
 do
     printf 'remove room %s ' "$room_id"
-    curl -s -X POST -H "Authorization: Bearer $TOKEN" "https://$DOMAIN/_synapse/admin/v1/purge_room" \
-    -H "Content-Type: application/json" -d "{ \"room_id\": \"$room_id\" }"
+    curl -s -X DELETE -H "Authorization: Bearer $TOKEN" "https://$DOMAIN/_synapse/admin/v1/rooms/$room_id" \
+    -H "Content-Type: application/json" -d "{}"
     printf ' done.\n'
 done < $tmp_file
 
diff --git a/usr/local/bin/synapse-clear-state.sh b/usr/local/bin/synapse-clear-state.sh
index 5e83083..8be94d9 100755
--- a/usr/local/bin/synapse-clear-state.sh
+++ b/usr/local/bin/synapse-clear-state.sh
@@ -10,7 +10,7 @@
 ## start task via:
 # $ sudo systemd-run --nice=4 -pCPUSchedulingPolicy=batch \
 #   -pIOSchedulingClass=idle --uid=matrix-synapse --collect \
-#   --unit=synapse-clear-state ~/bin/synapse-clear-state
+#   --unit=synapse-clear-state ~/bin/synapse_clear_state
 #
 ## watch task-log via:
 # $ journalctl -Stoday -u synapse-clear-state -f
@@ -20,7 +20,6 @@ set -e -u
 
 username='matrix'
 db='matrix'
-
 conn_str="host=localhost user=$username dbname=$db application_name=state_compress"
 
 ###
@@ -56,7 +55,7 @@ do
         sql_file=state-compress-$((no += 1)).sql
         echo "Writing SQL commands to $sql_file"
 
-        $time synapse-compress-state -t -p "$conn_str" -o "$sql_file" -r "$room" -m 1000
+        $time synapse_compress_state -t -p "$conn_str" -o "$sql_file" -r "$room" -m 1000
         if test -s "$sql_file"
         then
                 $time psql -X -q -b -U "$username" -c '\set ON_ERROR_STOP on' -f "$sql_file" $db