diff --git a/common/dtd/ldmlSupplemental.dtd b/common/dtd/ldmlSupplemental.dtd
index 7841782b878..46fc8cfc5f0 100644
--- a/common/dtd/ldmlSupplemental.dtd
+++ b/common/dtd/ldmlSupplemental.dtd
@@ -15,7 +15,7 @@ CLDR data files are interpreted according to the LDML specification (http://unic
 <!ATTLIST version cldrVersion CDATA #FIXED "44" >
     <!--@MATCH:version-->
     <!--@VALUE-->
-<!ATTLIST version unicodeVersion CDATA #FIXED "15.0.0" >
+<!ATTLIST version unicodeVersion CDATA #FIXED "15.1.0" >
     <!--@MATCH:version-->
     <!--@VALUE-->