diff --git a/xyz/openbmc_project/Software/Activation.interface.yaml b/xyz/openbmc_project/Software/Activation.interface.yaml
index 37c9cb9..efeeeb6 100644
--- a/xyz/openbmc_project/Software/Activation.interface.yaml
+++ b/xyz/openbmc_project/Software/Activation.interface.yaml
@@ -34,6 +34,10 @@
         - name: Failed
           description: >
             The Software.Version failed during or after Activation.
+        - name: Staged
+          description: >
+            The Software.Version is currently in staged flash area.
+            This is moved from staged flash area to active upon reset.
     - name: RequestedActivations
       description: >
         The possible RequestedActivation states of a Software.Version.