diff --git a/misc-scripts/xref_mapping/XrefMapper/BasicMapper.pm b/misc-scripts/xref_mapping/XrefMapper/BasicMapper.pm
index 3dac1c5d2607d2f6619461742107b61f032ce321..b1e6c0976281e0790f8b2d85a90b52d18fadd293 100644
--- a/misc-scripts/xref_mapping/XrefMapper/BasicMapper.pm
+++ b/misc-scripts/xref_mapping/XrefMapper/BasicMapper.pm
@@ -1338,7 +1338,6 @@ sub transcript_display_xref_sources {
 	  'wormbase_transcript',
 	  'flybase_symbol',
 	  'Anopheles_symbol',
-	  'Genoscope_annotated_gene',
 	  'Genoscope_predicted_transcript',
 	  'Genoscope_predicted_gene',
 	  'Uniprot/SWISSPROT',