diff --git a/src/_h5ai/client/js/inc/ext/preview-img.js b/src/_h5ai/client/js/inc/ext/preview-img.js
index 2992960f..3841fab4 100644
--- a/src/_h5ai/client/js/inc/ext/preview-img.js
+++ b/src/_h5ai/client/js/inc/ext/preview-img.js
@@ -27,7 +27,7 @@ modulejs.define('ext/preview-img', ['_', '$', 'core/event', 'core/server', 'core
             height: 0
         }, function (json) {
 
-            callback(json && json.absHref ? json.absHref : null);
+            callback(json && json.href ? json.href : null);
         });
     }
 
diff --git a/src/_h5ai/client/js/inc/ext/thumbnails.js b/src/_h5ai/client/js/inc/ext/thumbnails.js
index 99b35f65..6885645a 100644
--- a/src/_h5ai/client/js/inc/ext/thumbnails.js
+++ b/src/_h5ai/client/js/inc/ext/thumbnails.js
@@ -21,7 +21,7 @@ modulejs.define('ext/thumbnails', ['_', 'core/event', 'core/server', 'core/setti
             height: settings.size
         }, function (json) {
 
-            callback(json && json.absHref ? json.absHref : null);
+            callback(json && json.href ? json.href : null);
         });
     }
 
diff --git a/src/_h5ai/server/php/inc/class-api.php b/src/_h5ai/server/php/inc/class-api.php
index 6783a80a..5bf82157 100644
--- a/src/_h5ai/server/php/inc/class-api.php
+++ b/src/_h5ai/server/php/inc/class-api.php
@@ -88,7 +88,7 @@ class Api {
         $thumb_href = $thumb->thumb($type, $src_href, $width, $height);
         Util::json_fail(Util::ERR_FAILED, "thumbnail creation failed", $thumb_href === null);
 
-        Util::json_exit(array("absHref" => $thumb_href));
+        Util::json_exit(array("href" => $thumb_href));
     }