diff --git a/cmds/statsd/src/atoms.proto b/cmds/statsd/src/atoms.proto
index f9711c3ce7639..5f2f546388a01 100644
--- a/cmds/statsd/src/atoms.proto
+++ b/cmds/statsd/src/atoms.proto
@@ -4589,6 +4589,8 @@ message MobileBytesTransfer {
     optional int64 tx_bytes = 4;
 
     optional int64 tx_packets = 5;
+
+    optional int32 rat_type = 6;
 }
 
 /**
@@ -4611,6 +4613,8 @@ message MobileBytesTransferByFgBg {
     optional int64 tx_bytes = 5;
 
     optional int64 tx_packets = 6;
+
+    optional int32 rat_type = 7;
 }
 
 /**