diff --git a/xml/FHIR-sdc.xml b/xml/FHIR-sdc.xml
index e2d3a3cb..9a58891e 100644
--- a/xml/FHIR-sdc.xml
+++ b/xml/FHIR-sdc.xml
@@ -1,8 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<specification xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" ballotUrl="http://hl7.org/fhir/uv/sdc/2025Jan" ciUrl="http://build.fhir.org/ig/HL7/sdc" defaultVersion="4.0.0-ballot" defaultWorkgroup="fhir-i" gitUrl="https://github.com/HL7/sdc" url="http://hl7.org/fhir/uv/sdc">
+<specification xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" ballotUrl="http://hl7.org/fhir/uv/sdc/2025Jan" ciUrl="http://build.fhir.org/ig/HL7/sdc" defaultVersion="3.0.0" defaultWorkgroup="fhir-i" gitUrl="https://github.com/HL7/sdc" url="http://hl7.org/fhir/uv/sdc">
 <version code="current" url="http://build.fhir.org/ig/HL7/sdc"/>
 <version code="4.0.0-ballot" url="http://hl7.org/fhir/uv/sdc/2025Jan"/>
 <version code="3.0.0" url="http://hl7.org/fhir/uv/sdc/STU3"/>
+<version code="3.0.0-preview" url="http://hl7.org/fhir/uv/sdc/3.0.0-preview"/>
 <version code="2.7.0" deprecated="true" url="http://hl7.org/fhir/uv/sdc/2019May"/>
 <version code="2.5.0" deprecated="true" url="http://hl7.org/fhir/uv/sdc/2018Sep"/>
 <version code="2.0.0" deprecated="true" url="http://hl7.org/fhir/us/sdc/STU2"/>