diff --git a/readme.txt b/readme.txt
index 0e1c409..d11cf11 100644
--- a/readme.txt
+++ b/readme.txt
@@ -56,9 +56,9 @@ The attributes are:
 
 1. donotreducegpx: Print all the point without reduce it (default is FALSE)
 
-1. pointsoffset: Skip points closer than XX metres(default is 10)
+1. pointsoffset: Skip points closer than XX meters(default is 10)
 
-1. uom: the unit of measure values are: 0, 1 (0 = metres, 1 = miles/feet)
+1. uom: the unit of measure values are: 0, 1 (0 = meters, 1 = miles/feet)
 
 1. mlinecolor: map line color (default is #3366cc)
 
diff --git a/wp-gpx-maps_Utils.php b/wp-gpx-maps_Utils.php
index d2fc4ad..3e86a1f 100644
--- a/wp-gpx-maps_Utils.php
+++ b/wp-gpx-maps_Utils.php
@@ -220,7 +220,7 @@
 	{
 		$alpha = (float)sin((float)toRadians((float) $lat2 - (float) $lat1) / 2);
 		$beta = (float)sin((float)toRadians((float) $lon2 - (float) $lon1) / 2);
-		//Distance in metres
+		//Distance in meters
 		$a = (float) ( (float)$alpha * (float)$alpha) +  (float) ( (float)cos( (float)toRadians($lat1)) * (float)cos( (float)toRadians($lat2)) * (float)$beta * (float)$beta );
 		$dist = 2 * 6369628.75 * (float)atan2((float)sqrt((float)$a), (float)sqrt(1 - (float) $a));
 		$d = (float)sqrt((float)pow((float)$dist, 2) + pow((float) $lat1 - (float)$lat2, 2));	
diff --git a/wp-gpx-maps_admin.php b/wp-gpx-maps_admin.php
index f7d9951..6a4cc45 100644
--- a/wp-gpx-maps_admin.php
+++ b/wp-gpx-maps_admin.php
@@ -91,8 +91,8 @@ function WP_GPX_Maps_html_page() {
 				<li><b>mtype</b>: map aviable types are: HYBRID, ROADMAP, SATELLITE, TERRAIN</li>
 				<li><b>waypoints</b>: print the gpx waypoints inside the map (default is FALSE)</li>
 				<li><b>donotreducegpx</b>: Print all the point without reduce it (default is FALSE)</li>
-				<li><b>pointsoffset</b>: Skip points closer than XX metres(default is 10)</li>
-				<li><b>uom</b>: the unit of measure values are: 0, 1 (0 = metres, 1 = miles/feet)</li>
+				<li><b>pointsoffset</b>: Skip points closer than XX meters(default is 10)</li>
+				<li><b>uom</b>: the unit of measure values are: 0, 1 (0 = meters, 1 = miles/feet)</li>
 				<li><b>mlinecolor</b>: map line color (default is #3366cc)</li>
 				<li><b>glinecolor</b>: graph line color (default is #3366cc)</li>
 			</ul>
diff --git a/wp-gpx-maps_admin_settings.php b/wp-gpx-maps_admin_settings.php
index 13b11ac..3d98dde 100644
--- a/wp-gpx-maps_admin_settings.php
+++ b/wp-gpx-maps_admin_settings.php
@@ -51,7 +51,7 @@
 			<th scope="row">Unit of measure:</th>
 			<td>
 				<select name='wpgpxmaps_unit_of_measure'>
-					<option value="0" <?php if ($uom == '0') echo 'selected'; ?>>metres</option>
+					<option value="0" <?php if ($uom == '0') echo 'selected'; ?>>meters</option>
 					<option value="1" <?php if ($uom == '1') echo 'selected'; ?>>miles/feet</option>
 				</select>
 			</td>
@@ -73,7 +73,7 @@
 			<td>
 				<br />
 				<b>Do not edit if you don't know what you are doing!</b><br />				
-				<i>Skip points closer than </i> <input name="wpgpxmaps_pointsoffset" type="text" id="wpgpxmaps_pointsoffset" value="<?php echo $po ?>" style="width:50px;" /><i>metres</i>.
+				<i>Skip points closer than </i> <input name="wpgpxmaps_pointsoffset" type="text" id="wpgpxmaps_pointsoffset" value="<?php echo $po ?>" style="width:50px;" /><i>meters</i>.
 				<input name="wpgpxmaps_donotreducegpx" type="checkbox" value="true" <?php if($donotreducegpx == true){echo('checked');} ?> onchange="this.value = (this.checked)"  /><i>Do not reduce gpx</i>.
 			</td>
 		</tr>