diff --git a/xyz/openbmc_project/State/Boot/Progress.interface.yaml b/xyz/openbmc_project/State/Boot/Progress.interface.yaml
index 2872098..6135be2 100644
--- a/xyz/openbmc_project/State/Boot/Progress.interface.yaml
+++ b/xyz/openbmc_project/State/Boot/Progress.interface.yaml
@@ -16,6 +16,12 @@
        - name: Unspecified
          description: >
            Unknown state.
+       - name: PrimaryProcInit
+         description: >
+           Primary Processor Initialization
+       - name: BusInit
+         description: >
+           Processor and Memory Bus Initialization
        - name: MemoryInit
          description: >
            Memory Initialization
@@ -25,9 +31,15 @@
        - name: PCIInit
          description: >
            PCI resource initialization
+       - name: SystemInitComplete
+         description: >
+           System firmware completed booting
        - name: OSStart
          description: >
            Starting Operating System.
+       - name: OSRunning
+         description: >
+           Operating System up and running
        - name: MotherboardInit
          description: >
            Motherboard/Basebord Initialization.