diff --git a/log.capnp b/log.capnp
index 818e5b8..eedcba8 100644
--- a/log.capnp
+++ b/log.capnp
@@ -408,7 +408,6 @@ struct PandaState @0xa7649e2575e4591e {
   powerSaveEnabled @16 :Bool;
   uptime @17 :UInt32;
   faults @18 :List(FaultType);
-  harnessStatus @21 :HarnessStatus;
   heartbeatLost @22 :Bool;
   interruptLoad @25 :Float32;
   fanPower @28 :UInt8;
@@ -416,6 +415,10 @@ struct PandaState @0xa7649e2575e4591e {
 
   spiChecksumErrorCount @33 :UInt16;
 
+  harnessStatus @21 :HarnessStatus;
+  sbu1Voltage @35 :Float32;
+  sbu2Voltage @36 :Float32;
+
   # can health
   canState0 @29 :PandaCanState;
   canState1 @30 :PandaCanState;