diff --git a/lineage_notes.txt b/lineage_notes.txt
index 6efb8fbd..f0033c31 100644
--- a/lineage_notes.txt
+++ b/lineage_notes.txt
@@ -3389,6 +3389,7 @@ XCK	Recombinant lineage of FL.1.5.1 (5' up to and including S:701) and BQ.1.2.2,
 XCL	Recombinant lineage of XBB (possibly XBB.1.5.68 or FY.4) from 5' up to 12468-15754, GK.2.1 onwards, Europe, from #2227
 XCM	Recombinant lineage of XBB.2.3 and DV.7.1 (breakpoint between 22017-22031), Spain/Italy, from sars-cov-2-variants/lineage-proposals#674
 XCN	Recombinant lineage of FR.1.1 and EG.5.1.1 (breakpoint between 22630-22663), China (Anhui/Shanghai), from sars-cov-2-variants/lineage-proposals#842
+XCP	Recombinant lineage of EG.5.1 and JD.1.1 (breakpoint between 14190-14633), France/Denmark/England, from sars-cov-2-variants/lineage-proposals#772
 *A.2.1	Withdrawn: Lineage with sequences predominantly from Panama
 *A.8	Withdrawn: Indian lineage merged with A.9
 *A.10	Withdrawn: Spanish lineage reassigned to A.5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 6ed88667..f613bbee 100644
--- a/lineages.csv
+++ b/lineages.csv
@@ -2466798,3 +2466798,9 @@ Ireland/G-LUH-N1651/2023,JD.1.1.2
 Ireland/G-LUH-N1648/2023,JD.1.1.2
 Ireland/G-LUH-N1667/2023,JD.1.1.2
 Ireland/G-LUH-N1663/2023,JD.1.1.2
+France/IDF-IPP18037/2023,XCP
+Denmark/DCGC-659629/2023,XCP
+Denmark/DCGC-659547/2023,XCP
+Denmark/DCGC-659003/2023,XCP
+England/CLIMB-CM7YGYEE/2023,XCP
+France/IDF-IPP18230/2023,XCP
diff --git a/pango_designation/alias_key.json b/pango_designation/alias_key.json
index f2a074a1..162c3b3b 100644
--- a/pango_designation/alias_key.json
+++ b/pango_designation/alias_key.json
@@ -294,6 +294,7 @@
     "XCK": ["FL.1.5.1","BQ.1.2.2"],
     "XCL": ["XBB*","GK.2.1.1"],
     "XCM": ["XBB.2.3","DV.7.1"],
-    "XCN": ["FR.1.1","EG.5.1.1"]
+    "XCN": ["FR.1.1","EG.5.1.1"],
+    "XCP": ["EG.5.1","JD.1.1"]
 }