diff --git a/mesh.proto b/mesh.proto
index e5b8e08..558140d 100644
--- a/mesh.proto
+++ b/mesh.proto
@@ -251,6 +251,11 @@ enum HardwareModel {
    */
   NANO_G1 = 41;
 
+  /*
+   * Custom Disaster Radio esp32 v3 device https://github.com/sudomesh/disaster-radio/tree/master/hardware/board_esp32_v3
+   */
+  DR_DEV = 43;
+
   /*
    * Reserved ID For developing private Ports. These will show up in live traffic sparsely, so we can use a high number. Keep it within 8 bits.
    */