diff --git a/lineage_notes.txt b/lineage_notes.txt
index 7b378cf9..fe99d522 100644
--- a/lineage_notes.txt
+++ b/lineage_notes.txt
@@ -2747,6 +2747,7 @@ XBV	Recombinant lineage of CR.1, XBB.1, from issue #1460
 XBW	Recombinant lineage of XBB.1.5, BQ.1.14, from issue #1505
 XBY	Recombinant lineage of BR.2.1, XBF, from issue #1669
 XBZ	Recombinant lineage of BA.5.2* and EF.1.3, predominantly in Denmark, Germany and Austria, from pango-designation issue #1666
+XCA	Recombinant lineage of BA.2.75* and BQ.1*, predominantly in UK, from pango-designation issue #1752
 *A.2.1	Withdrawn: Lineage with sequences predominantly from Panama
 *A.8	Withdrawn: Indian lineage merged with A.9
 *A.10	Withdrawn: Spanish lineage reassigned to A.5
diff --git a/lineages.csv b/lineages.csv
index b2df94fe..caacf1e7 100644
--- a/lineages.csv
+++ b/lineages.csv
@@ -2362681,3 +2362681,44 @@ Spain/VC-CVA_GRAL-116658/2023,BQ.1.1.73
 Canada/QC-L00564876001/2022,BQ.1.1.73
 Canada/QC-L00570477001/2022,BQ.1.1.73
 Canada/QC-L00586331001/2023,BQ.1.1.73
+Austria/LB-R00125-S155/2023,XCA
+England/PHEP-YYGPI6Q/2023,XCA
+England/PHEC-YYEPTJ5/2023,XCA
+England/QEUH-326DBC1A/2023,XCA
+England/PLYM-326C7D2D/2023,XCA
+England/QEUH-326F02A4/2023,XCA
+England/QEUH-326F07F0/2023,XCA
+England/QEUH-326F0C2E/2023,XCA
+England/PHEC-YYEDKYE/2023,XCA
+England/PLYM-326D3D5B/2023,XCA
+England/QEUH-326F0462/2023,XCA
+England/PLYM-326C80E7/2023,XCA
+England/PHEC-YYEPOWF/2023,XCA
+Singapore/R6MR82/2023,XCA
+England/PHEC-YYEM7X8/2023,XCA
+England/PHEC-YYEM7PM/2023,XCA
+Ireland/CO-CUH-S23C0119/2023,XCA
+England/PHEC-YYEKPOS/2023,XCA
+England/PHEC-YYEPOA7/2023,XCA
+USA/IL-CDC-QDX46612392/2023,XCA
+England/QEUH-326CCECB/2023,XCA
+England/PHEC-YYEJTZG/2023,XCA
+England/PHEC-YYEM7TN/2023,XCA
+England/PLYM-326D36C9/2023,XCA
+England/PLYM-326D3614/2023,XCA
+Iceland/L-3781/2023,XCA
+England/PLYM-326D3D79/2023,XCA
+Austria/LB-R00125-S230/2023,XCA
+England/PHEC-YYENI6N/2023,XCA
+England/PHEC-YYEJBSA/2023,XCA
+England/PHEC-YYE8FKT/2023,XCA
+Singapore/17230/2022,XCA
+England/PLYM-326D964B/2023,XCA
+USA/IL-CDC-QDX46137114/2023,XCA
+England/PHEC-YYEDGYC/2023,XCA
+England/QEUH-326F0866/2023,XCA
+USA/IL-CDC-QDX46327837/2023,XCA
+England/PHEC-YYEKHM1/2023,XCA
+England/PHEC-YYEPORG/2023,XCA
+England/PHEC-YYENRHZ/2023,XCA
+England/BRBR-326CB530/2023,XCA
diff --git a/pango_designation/alias_key.json b/pango_designation/alias_key.json
index 8156abc2..f5722c2a 100644
--- a/pango_designation/alias_key.json
+++ b/pango_designation/alias_key.json
@@ -209,6 +209,7 @@
     "XBV": ["CR.1","XBB.1"],
     "XBW": ["XBB.1.5","BQ.1.14"],
     "XBY": ["BR.2.1","XBF"],
-    "XBZ": ["BA.5.2*","EF.1.3"]
+    "XBZ": ["BA.5.2*","EF.1.3"],
+    "XCA": ["BA.2.75*","BQ.1*"]
 }