diff --git a/downloads-generation/allele_sequences/make_allele_sequences.py b/downloads-generation/allele_sequences/make_allele_sequences.py
index e993b17fa81f881bc3c3929ca69764c9298fdbc1..0da114b5fd41060fb4046a511f30c2fc64aadc38 100644
--- a/downloads-generation/allele_sequences/make_allele_sequences.py
+++ b/downloads-generation/allele_sequences/make_allele_sequences.py
@@ -62,7 +62,7 @@ def run():
     allele_to_sequence = {}
     reader = Bio.SeqIO.parse(args.aligned_fasta, "fasta")
     for record in reader:
-        name = record.description.split()[1]
+        name = record.description.split()[0]
         allele_to_sequence[name] = str(record.seq)
 
     print("Read %d aligned sequences" % len(allele_to_sequence))