diff --git a/single.php b/single.php
index 2378162..818fd52 100644
--- a/single.php
+++ b/single.php
@@ -80,12 +80,12 @@
 					echo "<br>";
 					echo var_dump($locations);
 					echo "<br>";
-					if ( $location && (!$locations || count($locations)==0 || is_nan($locations[0]['lat'])) ) {
+					if ( $location && (!$locations || count($locations)==0 || $locations[0]['lat']=='') ) {
 						$locations = [$location];
 					}
 					echo var_dump($locations);
 					?>
-					<?php if ( $locations && count($locations)>0 && !is_nan($locations[0]['lat'])) : ?>
+					<?php if ( $locations && count($locations)>0 && $locations[0]['lat']!='' ) : ?>
 						<div class="post-meta">
 							<div class='map' style='height:300px; margin-bottom: 1.6842em' id='map-<?php echo $id ?>-multiple'></div>
 							<script type='text/javascript'>