diff --git a/inc/api.php b/inc/api.php
index 69a58a0c..5e4cc88a 100644
--- a/inc/api.php
+++ b/inc/api.php
@@ -24,10 +24,10 @@ class Api {
 			'trip' => 'trip',
 			'capcode' => 'capcode',
 			'time' => 'time',
-			'thumbx' => 'tn_w',
-			'thumby' => 'tn_h',
-			'filex' => 'w',
-			'filey' => 'h',
+			'thumbheight' => 'tn_w',
+			'thumbwidth' => 'tn_h',
+			'fileheight' => 'w',
+			'filewidth' => 'h',
 			'filesize' => 'fsize',
 			'filename' => 'filename',
 			'omitted' => 'omitted_posts',