diff -r c06db7aa1b10 -r cdaf9dfb5dfd server/src/app/Libraries/Mergers/CocoonSoundRdfMerger.php
--- a/server/src/app/Libraries/Mergers/CocoonSoundRdfMerger.php	Thu Feb 23 18:59:04 2017 +0100
+++ b/server/src/app/Libraries/Mergers/CocoonSoundRdfMerger.php	Thu Mar 02 15:09:17 2017 +0100
@@ -132,10 +132,33 @@
             $srcRight = $srcArray[$prop][0];
         }
 
+
         $license = [ 'type' => 'uri', 'value' => config('corpusparole.corpus_doc_default_cc_rights') ];
 
-        if($baseRight != null && $baseRight == $srcRight ) {
+        if($baseRight == null && $srcRight != null) {
+            $license = $srcRight;
+        } elseif($baseRight != null && $srcRight == null) {
             $license = $baseRight;
+        } elseif($baseRight != null && $srcRight != null) {
+
+            // The sound rights takes precedence. We test for Text which is easier.
+            $soundRight = null;
+            $baseCHO = $baseRes->get("<http://www.europeana.eu/schemas/edm/aggregatedCHO>");
+            if(!is_null($baseCHO)) {
+                foreach ($baseCHO->all("dc11:type","resource") as $resType) {
+                    $type = $resType->getUri();
+                    if($type === 'http://purl.org/dc/dcmitype/Text') {
+                        // the baseRes is a text, we take the source
+                        $soundRight = $srcRight;
+                        break;
+                    }
+                }
+            }
+            // in all case we take the base right
+            if(is_null($soundRight)) {
+                $soundRight = $baseRight;
+            }
+            $license = $soundRight;
         }
 
         $targetArray[$prop] = [$license,];