diff -r 03678acbfda3 -r 49b75287c30b server/src/app/Libraries/CocoonUtils.php
--- a/server/src/app/Libraries/CocoonUtils.php	Sat Mar 26 00:24:34 2016 +0100
+++ b/server/src/app/Libraries/CocoonUtils.php	Fri Apr 08 17:50:49 2016 +0200
@@ -70,8 +70,10 @@
     }
 
     public static function isResourceCollection($res) {
-        return $res instanceof Resource &&
-            (strpos(strtolower($res->getUri()), "collection", strlen(config('corpusparole.cocoon_doc_id_base_uri'))) !== FALSE);
+        return $res instanceof Resource && (
+            (strpos(strtolower($res->getUri()), "collection", strlen(config('corpusparole.cocoon_doc_id_base_uri'))) !== FALSE) ||
+            (strpos(strtolower($res->getUri()), "collection", strlen(config('corpusparole.corpus_doc_id_base_uri'))) !== FALSE)
+        );
     }
 
 }