X-Git-Url: https://git.openstreetmap.org./nominatim.git/blobdiff_plain/a7e782353522da11504efd6e1948b86e2a97e7f7..65daef70c1f9aa80e6d37fc12198309e49b883ca:/lib/AddressDetails.php

diff --git a/lib/AddressDetails.php b/lib/AddressDetails.php
index 2d40c84f..b62335d1 100644
--- a/lib/AddressDetails.php
+++ b/lib/AddressDetails.php
@@ -17,7 +17,7 @@ class AddressDetails
             $mLangPref = 'ARRAY['.join(',', array_map('getDBQuoted', $mLangPref)).']';
         }
 
-        if (!$sHousenumber) {
+        if (!isset($sHousenumber)) {
             $sHousenumber = -1;
         }