diff --git a/html/includes/api_functions.inc.php b/html/includes/api_functions.inc.php
index ada409a053..c728a6dd51 100644
--- a/html/includes/api_functions.inc.php
+++ b/html/includes/api_functions.inc.php
@@ -191,7 +191,7 @@ function get_graph_by_port_hostname()
   $router = $app->router()->getCurrentRoute()->getParams();
   $hostname = $router['hostname'];
   $vars = array();
-  $vars['port'] = urldecode($router['ifname']);
+  $vars['port'] = $router['ifname'];
   $vars['type'] = $router['type'] ?: 'port_bits';
   if(!empty($_GET['from']))
   {
@@ -215,7 +215,7 @@ function get_port_stats_by_port_hostname()
   global $config;
   $app = \Slim\Slim::getInstance();
   $router = $app->router()->getCurrentRoute()->getParams();
-  $ifName = urldecode($router['ifname']);
+  $ifName = $router['ifname'];
   $stats = dbFetchRow("SELECT * FROM `ports` WHERE `ifName`=?", array($ifName));
   $output = array("status" => "ok", "port" => $stats);
   $app->response->headers->set('Content-Type', 'application/json');
diff --git a/html/pages/api-docs.inc.php b/html/pages/api-docs.inc.php
index a5ff9bab38..96888b1ce8 100644
--- a/html/pages/api-docs.inc.php
+++ b/html/pages/api-docs.inc.php
@@ -72,7 +72,7 @@ if ($_SESSION['userlevel'] == '10')
           <td>
             <ul class="list-unstyled">
               <li>$hostname = the hostname of the device you want the graph for</li>
-              <li>urlencode($ifName) = The ifName of the interface you want a graph for</li>
+              <li>$ifName = The ifName of the interface you want a graph for</li>
               <li>$type = the type of graph for the port (port_bits,port_upkts)</li>
               <li>$width = the width of the graph to be returned</li>
               <li>$height = the height of the graph to be returned</li>
@@ -147,7 +147,7 @@ if ($_SESSION['userlevel'] == '10')
           <td>
             <ul class="list-unstyled">
               <li>$hostname = the hostname of the device</li>
-              <li>urlencode($ifName) = the ifName of the port</li>
+              <li>$ifName = the ifName of the port</li>
             </ul>
           </td>
           <td>