diff --git a/meshtastic/admin.proto b/meshtastic/admin.proto
index 6a06407..eecb929 100644
--- a/meshtastic/admin.proto
+++ b/meshtastic/admin.proto
@@ -435,6 +435,11 @@ message AdminMessage {
      */
     KeyVerificationAdmin key_verification = 67;
 
+    /*
+     * Tell the node to reboot into OTA mode for firmware update via BLE or WiFi (ESP32 only for now)
+     */
+    OTAMode reboot_ota_mode = 68;
+
     /*
      * Tell the node to factory reset config everything; all device state and configuration will be returned to factory defaults and BLE bonds will be cleared.
      */
@@ -475,6 +480,26 @@ message AdminMessage {
   }
 }
 
+/*
+ * Firmware update mode for OTA updates
+ */
+enum OTAMode {
+  /*
+   * Do not reboot into OTA mode
+   */
+  NO_REBOOT_OTA = 0;
+
+  /*
+   * Reboot into OTA mode for BLE firmware update
+   */
+  OTA_BLE = 1;
+
+  /*
+   * Reboot into OTA mode for WiFi firmware update
+   */
+  OTA_WIFI = 2;
+}
+
 /*
  * Parameters for setting up Meshtastic for ameteur radio usage
  */