diff --git a/lineage_notes.txt b/lineage_notes.txt
index d5c1593f..3f9883c4 100644
--- a/lineage_notes.txt
+++ b/lineage_notes.txt
@@ -3057,6 +3057,7 @@ HK.3	Alias of XBB.1.9.2.5.1.1.3, S:L455F, China from https://github.com/sars-cov
 HK.3.1	Alias of XBB.1.9.2.5.1.1.3.1, S:F157L, China, from #2193
 HK.3.2	Alias of XBB.1.9.2.5.1.1.3.2, S:Q14K, China，from sars-cov-2-variants/lineage-proposals#730
 HK.3.3	Alias of XBB.1.9.2.5.1.1.3.3, S:S256L, N:P364L, China/Singapore, from sars-cov-2-variants/lineage-proposals#744
+HK.3.4	Alias of XBB.1.9.2.5.1.1.3.4, S:P809S
 HK.4	Alias of XBB.1.9.2.5.1.1.4, S:T883I, China
 HK.5	Alias of XBB.1.9.2.5.1.1.5, S:Q677H, China
 HK.6	Alias of XBB.1.9.2.5.1.1.6, S:D253G, ORF1a:A1923T, UK/USA, from #2184
diff --git a/lineages.csv b/lineages.csv
index 9d4b6987..4879ebc6 100644
--- a/lineages.csv
+++ b/lineages.csv
@@ -2476506,3 +2476506,137 @@ Singapore/R72MR105/2023,HK.2.1
 Singapore/R70MR20/2023,HK.2.1
 Singapore/R71MR143/2023,HK.2.1
 Singapore/R71MR151/2023,HK.2.1
+CHN/HB-Shiyan-3063/2023,HK.3.4
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+USA/NY-PRL-230901_84A06/2023,HK.3.4
+France/IDF-IPP17855/2023,HK.3.4
+USA/IL-CDC-QDX84336062/2023,HK.3.4
+France/OCC-CHU-TLS-6004150902/2023,HK.3.4
+Slovenia/10866/2023,HK.3.4
+Austria/AGES-1141384/2023,HK.3.4
+USA/NY-CDC-QDX85770785/2023,HK.3.4
+USA/NY-CDC-QDX85582775/2023,HK.3.4
+USA/NY-CDC-QDX85582771/2023,HK.3.4
+USA/NY-CDC-QDX85641365/2023,HK.3.4
+Denmark/DCGC-657742/2023,HK.3.4
+England/CLIMB-CM7YGJST/2023,HK.3.4
+Germany/BE-ChVir43985/2023,HK.3.4
+Poland/2212/2023,HK.3.4
+Poland/2261/2023,HK.3.4
+Poland/2286/2023,HK.3.4
+Poland/2293/2023,HK.3.4
+Poland/2305/2023,HK.3.4
+Denmark/DCGC-647756/2023,HK.3.4
+Poland/2289/2023,HK.3.4
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+USA/NY-CDC-QDX85770863/2023,HK.3.4
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+England/CLIMB-CM7YMQT3/2023,HK.3.4
+Italy/VEN-ULSS3GEN-7002618519_VE/2023,HK.3.4
+Italy/VEN-ULSS3GEN-7002616107_VE/2023,HK.3.4
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+England/CLIMB-CM7YEXET/2023,HK.3.4
+Belgium/rega-47634/2023,HK.3.4
+Canada/QC-L00662519001/2023,HK.3.4
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+Canada/QC-L00656650001/2023,HK.3.4
+Switzerland/BL-UHB-USB_2023_10_09_e918b9d1/2023,HK.3.4
+Switzerland/BS-UHB-USB_2023_09_10_31f1fa78/2023,HK.3.4
+USA/NV-CDC-QDX85125043/2023,HK.3.4
+Switzerland/BS-UHB-USB_2023_08_13_5f1d8f1c/2023,HK.3.4
+France/ARA-HCL023139779301/2023,HK.3.4
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+Sweden/AB-01_SE100_23CS101845/2023,HK.3.4
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+Denmark/DCGC-659781/2023,HK.3.4
+Belgium/AZDelta-2338-09186/2023,HK.3.4
+Germany/SN-RKI-I-1138376/2023,HK.3.4
+Italy/VEN-ULSS8-2366331_VI/2023,HK.3.4
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+Denmark/DCGC-659760/2023,HK.3.4
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+Finland/THL-06956/2023,HK.3.4
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