diff --git a/lineage_notes.txt b/lineage_notes.txt
index fa10ef9a..b62ecbb4 100644
--- a/lineage_notes.txt
+++ b/lineage_notes.txt
@@ -3024,6 +3024,7 @@ XBB.2.3	Defined by S:P521S and S:S486P, India/Indonesia/Singapore/USA
 XBB.2.3.1	S:D80Y, England/Sweden/India, #1775
 XBB.2.3.2	S:G184V, ORF1a:R2159W, India, from #1776
 HH.1	Alias of XBB.2.3.2.1, ORF1a:T2977I, T20697C
+HH.1.1	Alias of XBB.2.3.2.1.1, S:G181A
 XBB.2.3.3	S:182N, India/USA
 GJ.1	Alias of XBB.2.3.3.1, found mainly in China and USA, from pango-designation issue #2005
 GJ.1.1	Alias of XBB.2.3.3.1.1, S:A222V, N:R319H, ORF1a:V1915I
diff --git a/lineages.csv b/lineages.csv
index 8f4afb5a..05376443 100644
--- a/lineages.csv
+++ b/lineages.csv
@@ -2442692,112 +2442692,112 @@ Japan/PG-540083/2023,HH.1
 Japan/PG-540055/2023,HH.1
 Japan/PG-528533/2023,HH.1
 Japan/PG-528043/2023,HH.1
-Singapore/R22MR146/2023,HH.1
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-Shanghai/SCDC-XG04-2713/2023,HH.1
-CHN/SH-XG2304-2713/2023,HH.1
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-Sichuan/YBCDC-XGCX126/2023,HH.1
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-SouthKorea/KDCA237010/2023,HH.1
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-England/BRBR-3271AB7B/2023,HH.1
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-Singapore/R39MR70/2023,HH.1
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-Canada/BC-BCCDC-625391/2023,HH.1
-Canada/BC-BCCDC-625399/2023,HH.1
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-Canada/BC-BCCDC-625390/2023,HH.1
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-USA/WA-GBW-H20-317-4124/2023,HH.1
-USA/WA-GBW-H10-013-5254/2023,HH.1
-CHN/SH-HG20230619-2142/2023,HH.1
-Shanghai/SCDC-HG0619-2142/2023,HH.1
-SouthKorea/KDCA241285/2023,HH.1
-SouthKorea/KDCA241345/2023,HH.1
-SouthKorea/KDCA247092/2023,HH.1
-SouthKorea/KDCA247902/2023,HH.1
-SouthKorea/KDCA243128/2023,HH.1
-SouthKorea/KDCA241424/2023,HH.1
-SouthKorea/KDCA243464/2023,HH.1
-SouthKorea/KDCA242133/2023,HH.1
-Australia/SA531624/2023,HH.1
-France/OCC-HCL-723000830601/2023,HH.1
-France/OCC-CHU-TLS-6003895829/2023,HH.1
-Malaysia/UNIMAS-B19540/2023,HH.1
-Malaysia/UNIMAS-B19466/2023,HH.1
-Malaysia/UNIMAS-B19440/2023,HH.1
-Malaysia/UNIMAS-B19527/2023,HH.1
-Malaysia/UNIMAS-B19510/2023,HH.1
-Malaysia/UNIMAS-B19535/2023,HH.1
-Malaysia/UNIMAS-B19570/2023,HH.1
-Malaysia/UNIMAS-B19579/2023,HH.1
-Malaysia/UNIMAS-B19580/2023,HH.1
-Malaysia/UNIMAS-B19583/2023,HH.1
+Singapore/R22MR146/2023,HH.1.1
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+Brunei/MGS-7123028621/2023,HH.1.1
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+Sichuan/YBCDC-XGCX126/2023,HH.1.1
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+Japan/PG-540417/2023,HH.1.1
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