diff --git a/unicodetools/src/main/java/org/unicode/props/UcdPropertyValues.java b/unicodetools/src/main/java/org/unicode/props/UcdPropertyValues.java
index 37020e727..7cf0d7185 100644
--- a/unicodetools/src/main/java/org/unicode/props/UcdPropertyValues.java
+++ b/unicodetools/src/main/java/org/unicode/props/UcdPropertyValues.java
@@ -220,6 +220,7 @@ public enum Block_Values implements Named {
         Cherokee("Cherokee"),
         Cherokee_Supplement("Cherokee_Sup"),
         Chess_Symbols("Chess_Symbols"),
+        Chisoi("Chisoi"),
         Chorasmian("Chorasmian"),
         CJK_Unified_Ideographs("CJK"),
         CJK_Compatibility("CJK_Compat"),
@@ -1829,6 +1830,7 @@ public enum Script_Values implements Named {
         Carian("Cari"),
         Cham("Cham"),
         Cherokee("Cher"),
+        Chisoi("Chis"),
         Chorasmian("Chrs"),
         Coptic("Copt", "Qaac"),
         Cypro_Minoan("Cpmn"),