diff --git a/model-desc/icdc-model.yml b/model-desc/icdc-model.yml
index 30e6162..958055b 100644
--- a/model-desc/icdc-model.yml
+++ b/model-desc/icdc-model.yml
@@ -3,7 +3,7 @@
 # Lower case names are labels for the entities
 # document number - really a property of properties (where did this question appear)
 Handle: ICDC
-Version: v2.0.0
+Version: v2.1.0
 Nodes:
   program:
     Desc: Within the Integrated Canine Data Commons, studies are grouped into discrete programs, based upon the origins and/or scientific nature of each study/trial. These programs may or may not directly relate to any official, e.g. NCI, funding program. The Program node contains the properties required to appropriately characterize any given ICDC program.
diff --git a/model-desc/version.md b/model-desc/version.md
index fdc0e67..df322a9 100644
--- a/model-desc/version.md
+++ b/model-desc/version.md
@@ -1,4 +1,9 @@
 ## Release Notes - Integrated Canine Data Commons (ICDC)
+### Data Model version 2.1.0
+Release Date 05/8/26
+
+This minor version release adds the study_accession property to the ICDC data model and finalizes the caDSR code mapping for the Consent Group node.
+
 ### Data Model version 2.0.0
 Release Date: 03/10/26