diff --git a/lineage_notes.txt b/lineage_notes.txt
index fcdbbba2..53192a14 100644
--- a/lineage_notes.txt
+++ b/lineage_notes.txt
@@ -3096,6 +3096,7 @@ XBB.1.27	Defined by S:478R, S:A890V, Mexico/US/India From #1654
 XBB.1.28	Defined by S:403K, Europe From #1757
 XBB.1.28.1	Defined by S:356T, Indonesia, global
 FW.1	Alias of XBB.1.28.1.1, S:A701V, Indonesia, Europe
+FW.1.1	Alias of XBB.1.28.1.1.1, S:N148T, UK
 FW.2	Alias of XBB.1.28.1.2, ORF1a:G2258C, France
 FW.3	Alias of XBB.1.28.1.3, ORF1a:D2627N
 XBB.1.29	Defined by ORF1a:L3829F, S:A292S, Europe
diff --git a/lineages.csv b/lineages.csv
index ba81688c..1078d422 100644
--- a/lineages.csv
+++ b/lineages.csv
@@ -2455046,4 +2455046,24 @@ Israel/ICH-741198454/2023,BA.2.86
 Denmark/DCGC-647646/2023,BA.2.86
 Denmark/DCGC-647676/2023,BA.2.86
 USA/MI-UM-10052670540/2023,BA.2.86
-
+England/PHEP-YYGI3PH/2023,FW.1.1
+Ireland/G-RUH-N1529/2023,FW.1.1
+Switzerland/GE-HUG-42212841/2023,FW.1.1
+Switzerland/GE-HUG-42223713/2023,FW.1.1
+Scotland/CLIMB-CM7YF8W8/2023,FW.1.1
+Scotland/CLIMB-CM7YRXQ9/2023,FW.1.1
+England/PHEP-YYGISEJ/2023,FW.1.1
+Scotland/CLIMB-CM7YF95X/2023,FW.1.1
+England/CLIMB-CM7YJA3T/2023,FW.1.1
+Wales/CLIMB-CM7YJSFB/2023,FW.1.1
+Sweden/AB-23CS502119/2023,FW.1.1
+Scotland/CLIMB-CM7Y8Z6Z/2023,FW.1.1
+England/CLIMB-CM7YJR1R/2023,FW.1.1
+Italy/FVG-UD-65345933/2023,FW.1.1
+Ireland/D-SVUH-FAW81986-078/2023,FW.1.1
+Scotland/CLIMB-CM7YMD4X/2023,FW.1.1
+Scotland/CLIMB-CM7YMBYC/2023,FW.1.1
+France/NAQ-HCL723000933601/2023,FW.1.1
+England/CLIMB-CM7YMGRN/2023,FW.1.1
+Wales/CLIMB-CM7YER1S/2023,FW.1.1
+Wales/CLIMB-CM7YKD98/2023,FW.1.1