diff --git a/modules/Bio/EnsEMBL/Utils/SequenceOntologyMapper.pm b/modules/Bio/EnsEMBL/Utils/SequenceOntologyMapper.pm
index 96f0f698c769b42f62dfc7147a0bd181ba6b6eb1..5ac1c8850ec4b5f6d2da54aae0ba4f8424702773 100644
--- a/modules/Bio/EnsEMBL/Utils/SequenceOntologyMapper.pm
+++ b/modules/Bio/EnsEMBL/Utils/SequenceOntologyMapper.pm
@@ -154,7 +154,7 @@ my %feature_so_mapping =
    'Bio::EnsEMBL::Funcgen::RegulatoryFeature' => 'SO:0005836', # regulatory_region
    'Bio::EnsEMBL::DnaDnaAlignFeature' => 'SO:0000347', # nucleotide_match
    'Bio::EnsEMBL::DnaPepAlignFeature' => 'SO:0000349', # protein_match
-   'Bio::EnsEMBL::KaryotypeBand' => 'SO:0000450', # chromosome_band
+   'Bio::EnsEMBL::KaryotypeBand' => 'SO:0000341', # chromosome_band
   );