diff --git a/lineage_notes.txt b/lineage_notes.txt
index 39a83181..ec430f0a 100644
--- a/lineage_notes.txt
+++ b/lineage_notes.txt
@@ -2857,6 +2857,7 @@ FL.1.4	Alias of XBB.1.9.1.1.4, S:478R, S:Q1208H, Vietnam, from issue #1985
 FL.1.5	Alias of XBB.1.9.1.1.5, S:456L (T22928C), ORF1b:K2557R, from #2036
 FL.1.5.1	Alias of XBB.1.9.1.1.5.1, S:478R, from #2036
 HN.1	Alias of XBB.1.9.1.1.5.1.1, S:A67S, Dominican Republic From sars-cov-2-variants/lineage-proposals#408
+FL.1.5.2	Alias of XBB.1.9.1.1.5.2, S:N481K, S:H681R, England/France/Denmark
 FL.1.6	Alias of XBB.1.9.1.1.6, S:N481K, S:Q1208H
 FL.1.7	Alias of XBB.1.9.1.1.7, S:478R, S:C1235F, Indonesia, from #1985
 FL.2	Alias of XBB.1.9.1.2, T4579A
diff --git a/lineages.csv b/lineages.csv
index 580621e9..0c7f1cb5 100644
--- a/lineages.csv
+++ b/lineages.csv
@@ -2456564,3 +2456564,12 @@ Brazil/PA-LACENPA-150392766/2023,JD.1
 Netherlands/OV-RIVM-130381/2023,JD.1
 Brazil/PA-LACENPA-150392767/2023,JD.1
 Brazil/PA-LACENPA-150392776/2023,JD.1
+Denmark/DCGC-647711/2023,FL.1.5.2
+France/BRE-IPP16220/2023,FL.1.5.2
+USA/NJ-PHEL-V013054/2023,FL.1.5.2
+USA/NJ-PHEL-V23013054/2023,FL.1.5.2
+England/CLIMB-CM7YMJK8/2023,FL.1.5.2
+England/CLIMB-CM7YGOIF/2023,FL.1.5.2
+England/CLIMB-CM7YG5DS/2023,FL.1.5.2
+England/CLIMB-CM7YJ5Q8/2023,FL.1.5.2
+England/CLIMB-CM7YFJ1W/2023,FL.1.5.2