diff --git a/lineage_notes.txt b/lineage_notes.txt
index 02a0ebe9..c07d90ca 100644
--- a/lineage_notes.txt
+++ b/lineage_notes.txt
@@ -2945,6 +2945,7 @@ XBB.2.3.9	S:S98F, C18744T, C19200T, India
 XBB.2.3.10	T5947C, India
 GE.1	Alias of XBB.2.3.10.1, S:K478R, from #1866
 XBB.2.3.11	S:K478R, India, from #1866
+GS.1	Alias of XBB.2.3.11.1, S:213D, C4582T, C25075T, Australia, from #2023
 XBB.2.3.12	S:S494P, from #2029
 XBB.2.4	Defined by S:S486P, Spain/Denmark/Germany
 XBB.2.5	S:Q613H, from https://github.com/jmcbroome/auto-pango-designation/pull/193
diff --git a/lineages.csv b/lineages.csv
index 55721365..265fb733 100644
--- a/lineages.csv
+++ b/lineages.csv
@@ -2391201,22 +2391201,6 @@ India/HR-607000647556/2023,XBB.2.3.11
 India/HR-NII-1642/2023,XBB.2.3.11
 Chile/RM-23486/2023,XBB.2.3.11
 USA/NJ-GBW-H20-270-8110/2023,XBB.2.3.11
-Australia/NSW-ICPMR-45669/2023,XBB.2.3.11
-Australia/NSW-ICPMR-45668/2023,XBB.2.3.11
-Australia/NSW-ICPMR-45614/2023,XBB.2.3.11
-Australia/NSW-ICPMR-45280/2023,XBB.2.3.11
-Australia/NSW-ICPMR-45090/2023,XBB.2.3.11
-Australia/NSW-ICPMR-45989/2023,XBB.2.3.11
-Australia/NSW-ICPMR-45952/2023,XBB.2.3.11
-Australia/NSW-ICPMR-45636/2023,XBB.2.3.11
-Australia/WA12538/2023,XBB.2.3.11
-Australia/NSW-ICPMR-45110/2023,XBB.2.3.11
-Australia/NSW-ICPMR-45111/2023,XBB.2.3.11
-Australia/NSW-ICPMR-45978/2023,XBB.2.3.11
-Australia/NSW-ICPMR-46060/2023,XBB.2.3.11
-Australia/NSW-ICPMR-45585/2023,XBB.2.3.11
-Australia/NSW-ICPMR-45676/2023,XBB.2.3.11
-Australia/NSW-ICPMR-45151/2023,XBB.2.3.11
 USA/TX-CDC-QDX47145173/2023,FL.1.1
 USA/MN-CDC-QDX47493252/2023,FL.1.1
 USA/MN-CDC-QDX47772227/2023,FL.1.1
@@ -2424306,3 +2424290,60 @@ CHN/SH-HP-XG-20230419-02/2023,GB.2
 CHN/SH-HP-XG-20230419-01/2023,GB.2
 Shanghai/SCDC-HP-XG-0419-01/2023,GB.2
 HongKong/VK23010169/2023,GB.2
+Australia/NSW-ICPMR-45636/2023,GS.1
+Australia/NSW-ICPMR-45952/2023,GS.1
+Australia/NSW-ICPMR-45989/2023,GS.1
+Australia/VIC83858/2023,GS.1
+India/RJ-SMS-ICMR-INSACOG-US-1804/2023,GS.1
+Australia/NSW-ICPMR-46911/2023,GS.1
+Australia/NSW-ICPMR-46922/2023,GS.1
+Thailand/NIC_SKM_4383/2023,GS.1
+Australia/NSW-ICPMR-45090/2023,GS.1
+NewZealand/23XA2481/2023,GS.1
+Singapore/R35MR2/2023,GS.1
+Australia/NSW-ICPMR-46766/2023,GS.1
+Australia/NSW-ICPMR-45668/2023,GS.1
+Australia/NSW-ICPMR-45614/2023,GS.1
+Australia/NSW-ICPMR-46467/2023,GS.1
+Australia/NSW-ICPMR-45669/2023,GS.1
+Australia/NSW-ICPMR-45280/2023,GS.1
+Denmark/DCGC-646984/2023,GS.1
+Denmark/DCGC-646863/2023,GS.1
+India/KA-SLS-SEQ-58057/2023,GS.1
+Australia/WA12538/2023,GS.1
+Germany/BY-LGL-5884962/2023,GS.1
+USA/NJ-CDC-QDX49447118/2023,GS.1
+USA/NJ-CDC-QDX49447119/2023,GS.1
+Australia/NSW-ICPMR-46378/2023,GS.1
+Australia/NSW-ICPMR-46733/2023,GS.1
+Australia/NSW-SAVID-16442/2023,GS.1
+Australia/NSW-ICPMR-47442/2023,GS.1
+Australia/NSW-ICPMR-47139/2023,GS.1
+Australia/NSW-ICPMR-46780/2023,GS.1
+Australia/NSW-ICPMR-46301/2023,GS.1
+Australia/NSW-ICPMR-47653/2023,GS.1
+Australia/NSW-ICPMR-46316/2023,GS.1
+Australia/NSW-ICPMR-46629/2023,GS.1
+Australia/NSW-ICPMR-46628/2023,GS.1
+Australia/NSW-ICPMR-45110/2023,GS.1
+Australia/NSW-ICPMR-45111/2023,GS.1
+Thailand/NIC_NPM_POS1791/2023,GS.1
+Laos/IPL-78029/2023,GS.1
+Laos/IPL-78028/2023,GS.1
+Laos/IPL-78030/2023,GS.1
+Australia/NSW-ICPMR-47574/2023,GS.1
+Canada/BC-BCCDC-630994/2023,GS.1
+Australia/NSW-ICPMR-47078/2023,GS.1
+Australia/NSW-ICPMR-46531/2023,GS.1
+Australia/NSW-ICPMR-47754/2023,GS.1
+Australia/NSW-ICPMR-47506/2023,GS.1
+Australia/NSW-ICPMR-47471/2023,GS.1
+Australia/NSW-ICPMR-45978/2023,GS.1
+Australia/NSW-ICPMR-46093/2023,GS.1
+Australia/NSW-ICPMR-46060/2023,GS.1
+Australia/SA538764/2023,GS.1
+Australia/NSW-ICPMR-46115/2023,GS.1
+Australia/NSW-ICPMR-46664/2023,GS.1
+Australia/NSW-ICPMR-45585/2023,GS.1
+Australia/NSW-ICPMR-45676/2023,GS.1
+Australia/NSW-ICPMR-45151/2023,GS.1
diff --git a/pango_designation/alias_key.json b/pango_designation/alias_key.json
index a71c446a..07fa1a54 100644
--- a/pango_designation/alias_key.json
+++ b/pango_designation/alias_key.json
@@ -170,6 +170,7 @@
     "GP": "CH.1.1.11",
     "GQ": "CH.1.1.3",
     "GR": "XBB.1.5.42",
+    "GS": "XBB.2.3.11",
     "XA": ["B.1.1.7","B.1.177"],
     "XB": ["B.1.634","B.1.631"],
     "XC": ["AY.29","B.1.1.7"],