diff --git a/single.php b/single.php
index db0c437..b5b729e 100644
--- a/single.php
+++ b/single.php
@@ -100,7 +100,7 @@
 							<script type='text/javascript'>
 								var places = <?php echo json_encode($locations); ?>;
 								var map;
-								var map_center = {lat: places[0]['lat'], lng: places[0]['lng'] };
+								var map_center = {lat: parseFloat(places[0]['lat']), lng: parseFloat(places[0]['lng']) };
 								function initMap() {
 									map = new google.maps.Map(document.getElementById('map-<?php echo $id ?>-multiple'), {
 										center: map_center,