diff --git a/lineage_notes.txt b/lineage_notes.txt
index 029a7aa0..8e506ba4 100644
--- a/lineage_notes.txt
+++ b/lineage_notes.txt
@@ -776,6 +776,7 @@ BA.2.73	Alias of B.1.1.529.2.73, Puerto Rico and USA lineage, from pango-designa
 BA.2.74	Alias of B.1.1.529.2.74, mainly found in India, from pango-designation issue #775
 BA.2.75	Alias of B.1.1.529.2.75, mainly found in India, from pango-designation issue #773
 BA.2.75.1	Alias of B.1.1.529.2.75.1, mainly found in India from pango-designation issue #856
+BL.1	Alias of B.1.1.529.2.75.1.1, mainly found in India from pango-designation issue #944
 BA.2.75.2	Alias of B.1.1.529.2.75.2, mainly found in Asia and Australia, pango-designation issue #963
 BA.2.75.3	Alias of B.1.1.529.2.75.3, mainly found in India, pango-designation issue #965
 BA.2.75.4	Alias of B.1.1.529.2.75.4, mainly found in India, pango-designation issue #935
diff --git a/lineages.csv b/lineages.csv
index 7b60dd2b..845f3d54 100644
--- a/lineages.csv
+++ b/lineages.csv
@@ -1993750,4 +1993750,31 @@ Austria/LB-R00094-S291/2022,BA.2.75.4
 Austria/LB-R00094-S304/2022,BA.2.75.4
 USA/KS-KHEL-12027/2022,BA.2.75.4
 Switzerland/GE-HUG-38871889/2022,BA.2.75.4
+Australia/NSW-ICPMR-30934/2022,BL.1
+India/DL-ILBSWGS6329/2022,BL.1
+India/KA-RFNB-15565/2022,BL.1
+India/MH-KasturbaMCGM-ICMR-INSACOG-WG4727/2022,BL.1
+India/KA-RFNB-15574/2022,BL.1
+India/MH-KasturbaMCGM-ICMR-INSACOG-WG4752/2022,BL.1
+India/KA-RFNB-15631/2022,BL.1
+India/MH-KasturbaMCGM-ICMR-INSACOG-WG4751/2022,BL.1
+India/MH-KasturbaMCGM-ICMR-INSACOG-WG4773/2022,BL.1
+India/MH-KasturbaMCGM-ICMR-INSACOG-WG4794/2022,BL.1
+India/MH-KasturbaMCGM-ICMR-INSACOG-WG4750/2022,BL.1
+India/MH-KasturbaMCGM-ICMR-INSACOG-WG4779/2022,BL.1
+India/MH-KasturbaMCGM-ICMR-INSACOG-WG4800/2022,BL.1
+India/MH-KasturbaMCGM-ICMR-INSACOG-WG4827/2022,BL.1
+India/MH-KasturbaMCGM-ICMR-INSACOG-WG4821/2022,BL.1
+India/TG-CDFD-GH-717/2022,BL.1
+India/TG-CDFD-GH-647/2022,BL.1
+India/RJ-SMS-ICMR-INSACOG-TS-15769/2022,BL.1
+India/TG-CDFD-GH-700/2022,BL.1
+India/TG-CDFD-GH-744/2022,BL.1
+India/KA-RFNB-16007/2022,BL.1
+Israel/SMC-7099836/2022,BL.1
+Japan/IC-13238/2022,BL.1
+India/MH-INSACOG-CSIR-NEERI2380/2022,BL.1
+Ireland/WH-Enfer-150822005_C6/2022,BL.1
+USA/GA-CDC-STM-EJVC8E23Z/2022,BL.1
+Australia/VIC68497/2022,BL.1
 
diff --git a/pango_designation/alias_key.json b/pango_designation/alias_key.json
index c9e7006e..a3937a9b 100644
--- a/pango_designation/alias_key.json
+++ b/pango_designation/alias_key.json
@@ -49,6 +49,7 @@
     "BH": "B.1.1.529.2.38.3",
     "BJ": "B.1.1.529.2.10.1",
     "BK": "B.1.1.529.5.1.10",
+    "BL": "B.1.1.529.2.75.1",
     "XA": ["B.1.1.7","B.1.177"],
     "XB": ["B.1.634","B.1.631"],
     "XC": ["AY.29","B.1.1.7"],