diff --git a/app/devices/device_edit.php b/app/devices/device_edit.php
index 8dea222cc9..92dad7b91f 100644
--- a/app/devices/device_edit.php
+++ b/app/devices/device_edit.php
@@ -1073,19 +1073,17 @@
 						echo "	<optgroup label='".ucwords($function['vendor_name'])."'>\n";
 					}
 					$selected = '';
-					if ($row['device_key_vendor'] == $function['vendor_name'] && $row['device_key_type'] == $function['value']) {
+					if (strtolower($row['device_key_vendor']) == $function['vendor_name'] && $row['device_key_type'] == $function['value']) {
 						$selected = "selected='selected'";
 					}
 					if (strlen($row['device_key_vendor']) == 0) {
 						echo "		<option value='".$function['value']."' vendor='".$function['vendor_name']."' $selected >".$text['label-'.$function['name']]."</option>\n";
 					}
-					if (strlen($row['device_key_vendor']) > 0 && $row['device_key_vendor'] == $function['vendor_name']) {
+					if (strlen($row['device_key_vendor']) > 0 && strtolower($row['device_key_vendor']) == $function['vendor_name']) {
 						echo "		<option value='".$function['value']."' vendor='".$function['vendor_name']."' $selected >".$text['label-'.$function['name']]."</option>\n";
-						
 					}
 					$previous_vendor = $function['vendor_name'];
 					$i++;
-					
 				}
 				if (strlen($row['device_key_vendor']) == 0) {
 					echo "	</optgroup>\n";