diff --git a/src/gen/lib/mediaobj.py b/src/gen/lib/mediaobj.py
index 94a3423ea..487616918 100644
--- a/src/gen/lib/mediaobj.py
+++ b/src/gen/lib/mediaobj.py
@@ -207,7 +207,6 @@ class MediaObject(CitationBase, NoteBase, DateBase, AttributeBase,
         self._merge_note_list(acquisition)
         self._merge_citation_list(acquisition)
         self._merge_tag_list(acquisition)
-        self.merge_citation_list(acquisition)
 
     def set_mime_type(self, mime_type):
         """