diff --git a/os/os.proto b/os/os.proto
index c9a6410f..463f1a4a 100644
--- a/os/os.proto
+++ b/os/os.proto
@@ -365,7 +365,8 @@ message VerifyRequest {
 }
 
 message VerifyResponse {
-  // The OS version currently running.
+  // The OS version currently running.  This string should match OC path 
+  // /system/state/software-version
   string version = 1;
   // Informational message describing fail details of the last boot. This MUST
   // be set when a newly transferred OS fails to boot and the system falls back