diff --git a/xml/FHIR-termchangeset.xml b/xml/FHIR-termchangeset.xml
index 431a816c..c8b54c58 100644
--- a/xml/FHIR-termchangeset.xml
+++ b/xml/FHIR-termchangeset.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<specification xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" ballotUrl="http://hl7.org/fhir/uv/termchangeset/2024SEP" ciUrl="https://build.fhir.org/ig/HL7/termchangeset-ig" defaultVersion="1.0.0-ballot" defaultWorkgroup="vocab" gitUrl="https://github.com/HL7/termchangeset-ig" url="http://hl7.org/fhir/uv/termchangeset">
+<specification xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" ballotUrl="http://hl7.org/fhir/uv/termchangeset/2024Sep" ciUrl="https://build.fhir.org/ig/HL7/termchangeset-ig" defaultVersion="1.0.0-ballot" defaultWorkgroup="vocab" gitUrl="https://github.com/HL7/termchangeset-ig" url="http://hl7.org/fhir/uv/termchangeset">
     <version code="current" url="https://build.fhir.org/ig/HL7/termchangeset-ig"/>
-    <version code="1.0.0-ballot" url="http://hl7.org/fhir/uv/termchangeset/2024SEP"/>
+    <version code="1.0.0-ballot" url="http://hl7.org/fhir/uv/termchangeset/2024Sep"/>
     <artifactPageExtension value="-definitions"/>
     <artifactPageExtension value="-examples"/>
     <artifactPageExtension value="-mappings"/>