diff --git a/assets/compiled/protobuf_version.h b/assets/compiled/protobuf_version.h
index 0dac543b..1e438d71 100644
--- a/assets/compiled/protobuf_version.h
+++ b/assets/compiled/protobuf_version.h
@@ -1,3 +1,3 @@
 #pragma once
 #define PROTOBUF_MAJOR_VERSION 0
-#define PROTOBUF_MINOR_VERSION 1
+#define PROTOBUF_MINOR_VERSION 2
diff --git a/assets/protobuf b/assets/protobuf
index 93b9cf3a..232e7e9a 160000
--- a/assets/protobuf
+++ b/assets/protobuf
@@ -1 +1 @@
-Subproject commit 93b9cf3af76664a27646494341a63281a9022740
+Subproject commit 232e7e9a50b12a95f950fabb515204775e51b04a
diff --git a/firmware/targets/f6/ble_glue/dev_info_service.c b/firmware/targets/f6/ble_glue/dev_info_service.c
index 80d7b0eb..ebee56ba 100644
--- a/firmware/targets/f6/ble_glue/dev_info_service.c
+++ b/firmware/targets/f6/ble_glue/dev_info_service.c
@@ -3,15 +3,20 @@
 #include "ble.h"
 
 #include <furi.h>
+#include <m-string.h>
+#include <protobuf_version.h>
 
 #define TAG "BtDevInfoSvc"
 
+#define DEV_INFO_RPC_VERSION_CHAR_MAX_SIZE (10)
+
 typedef struct {
     uint16_t service_handle;
     uint16_t man_name_char_handle;
     uint16_t serial_num_char_handle;
     uint16_t firmware_rev_char_handle;
     uint16_t software_rev_char_handle;
+    uint16_t rpc_version_char_handle;
 } DevInfoSvc;
 
 static DevInfoSvc* dev_info_svc = NULL;
@@ -22,6 +27,9 @@ static const char dev_info_firmware_rev_num[] = TOSTRING(TARGET);
 static const char dev_info_software_rev_num[] = GIT_COMMIT " " GIT_BRANCH " " GIT_BRANCH_NUM
                                                            " " BUILD_DATE;
 
+static const uint8_t dev_info_rpc_version_uuid[] =
+    {0x33, 0xa9, 0xb5, 0x3e, 0x87, 0x5d, 0x1a, 0x8e, 0xc8, 0x47, 0x5e, 0xae, 0x6d, 0x66, 0xf6, 0x03};
+
 void dev_info_svc_start() {
     dev_info_svc = malloc(sizeof(DevInfoSvc));
     tBleStatus status;
@@ -29,7 +37,7 @@ void dev_info_svc_start() {
     // Add Device Information Service
     uint16_t uuid = DEVICE_INFORMATION_SERVICE_UUID;
     status = aci_gatt_add_service(
-        UUID_TYPE_16, (Service_UUID_t*)&uuid, PRIMARY_SERVICE, 9, &dev_info_svc->service_handle);
+        UUID_TYPE_16, (Service_UUID_t*)&uuid, PRIMARY_SERVICE, 11, &dev_info_svc->service_handle);
     if(status) {
         FURI_LOG_E(TAG, "Failed to add Device Information Service: %d", status);
     }
@@ -95,6 +103,20 @@ void dev_info_svc_start() {
     if(status) {
         FURI_LOG_E(TAG, "Failed to add software revision char: %d", status);
     }
+    status = aci_gatt_add_char(
+        dev_info_svc->service_handle,
+        UUID_TYPE_128,
+        (const Char_UUID_t*)dev_info_rpc_version_uuid,
+        DEV_INFO_RPC_VERSION_CHAR_MAX_SIZE,
+        CHAR_PROP_READ,
+        ATTR_PERMISSION_AUTHEN_READ,
+        GATT_DONT_NOTIFY_EVENTS,
+        10,
+        CHAR_VALUE_LEN_CONSTANT,
+        &dev_info_svc->rpc_version_char_handle);
+    if(status) {
+        FURI_LOG_E(TAG, "Failed to add rpc version characteristic: %d", status);
+    }
 
     // Update characteristics
     status = aci_gatt_update_char_value(
@@ -133,6 +155,18 @@ void dev_info_svc_start() {
     if(status) {
         FURI_LOG_E(TAG, "Failed to update software revision char: %d", status);
     }
+    string_t rpc_version;
+    string_init_printf(rpc_version, "%d.%d", PROTOBUF_MAJOR_VERSION, PROTOBUF_MINOR_VERSION);
+    status = aci_gatt_update_char_value(
+        dev_info_svc->service_handle,
+        dev_info_svc->rpc_version_char_handle,
+        0,
+        strlen(string_get_cstr(rpc_version)),
+        (uint8_t*)string_get_cstr(rpc_version));
+    if(status) {
+        FURI_LOG_E(TAG, "Failed to update rpc version char: %d", status);
+    }
+    string_clear(rpc_version);
 }
 
 void dev_info_svc_stop() {
@@ -159,6 +193,11 @@ void dev_info_svc_stop() {
         if(status) {
             FURI_LOG_E(TAG, "Failed to delete software revision char: %d", status);
         }
+        status =
+            aci_gatt_del_char(dev_info_svc->service_handle, dev_info_svc->rpc_version_char_handle);
+        if(status) {
+            FURI_LOG_E(TAG, "Failed to delete rpc version char: %d", status);
+        }
         // Delete service
         status = aci_gatt_del_service(dev_info_svc->service_handle);
         if(status) {
diff --git a/firmware/targets/f7/ble_glue/dev_info_service.c b/firmware/targets/f7/ble_glue/dev_info_service.c
index 80d7b0eb..ebee56ba 100644
--- a/firmware/targets/f7/ble_glue/dev_info_service.c
+++ b/firmware/targets/f7/ble_glue/dev_info_service.c
@@ -3,15 +3,20 @@
 #include "ble.h"
 
 #include <furi.h>
+#include <m-string.h>
+#include <protobuf_version.h>
 
 #define TAG "BtDevInfoSvc"
 
+#define DEV_INFO_RPC_VERSION_CHAR_MAX_SIZE (10)
+
 typedef struct {
     uint16_t service_handle;
     uint16_t man_name_char_handle;
     uint16_t serial_num_char_handle;
     uint16_t firmware_rev_char_handle;
     uint16_t software_rev_char_handle;
+    uint16_t rpc_version_char_handle;
 } DevInfoSvc;
 
 static DevInfoSvc* dev_info_svc = NULL;
@@ -22,6 +27,9 @@ static const char dev_info_firmware_rev_num[] = TOSTRING(TARGET);
 static const char dev_info_software_rev_num[] = GIT_COMMIT " " GIT_BRANCH " " GIT_BRANCH_NUM
                                                            " " BUILD_DATE;
 
+static const uint8_t dev_info_rpc_version_uuid[] =
+    {0x33, 0xa9, 0xb5, 0x3e, 0x87, 0x5d, 0x1a, 0x8e, 0xc8, 0x47, 0x5e, 0xae, 0x6d, 0x66, 0xf6, 0x03};
+
 void dev_info_svc_start() {
     dev_info_svc = malloc(sizeof(DevInfoSvc));
     tBleStatus status;
@@ -29,7 +37,7 @@ void dev_info_svc_start() {
     // Add Device Information Service
     uint16_t uuid = DEVICE_INFORMATION_SERVICE_UUID;
     status = aci_gatt_add_service(
-        UUID_TYPE_16, (Service_UUID_t*)&uuid, PRIMARY_SERVICE, 9, &dev_info_svc->service_handle);
+        UUID_TYPE_16, (Service_UUID_t*)&uuid, PRIMARY_SERVICE, 11, &dev_info_svc->service_handle);
     if(status) {
         FURI_LOG_E(TAG, "Failed to add Device Information Service: %d", status);
     }
@@ -95,6 +103,20 @@ void dev_info_svc_start() {
     if(status) {
         FURI_LOG_E(TAG, "Failed to add software revision char: %d", status);
     }
+    status = aci_gatt_add_char(
+        dev_info_svc->service_handle,
+        UUID_TYPE_128,
+        (const Char_UUID_t*)dev_info_rpc_version_uuid,
+        DEV_INFO_RPC_VERSION_CHAR_MAX_SIZE,
+        CHAR_PROP_READ,
+        ATTR_PERMISSION_AUTHEN_READ,
+        GATT_DONT_NOTIFY_EVENTS,
+        10,
+        CHAR_VALUE_LEN_CONSTANT,
+        &dev_info_svc->rpc_version_char_handle);
+    if(status) {
+        FURI_LOG_E(TAG, "Failed to add rpc version characteristic: %d", status);
+    }
 
     // Update characteristics
     status = aci_gatt_update_char_value(
@@ -133,6 +155,18 @@ void dev_info_svc_start() {
     if(status) {
         FURI_LOG_E(TAG, "Failed to update software revision char: %d", status);
     }
+    string_t rpc_version;
+    string_init_printf(rpc_version, "%d.%d", PROTOBUF_MAJOR_VERSION, PROTOBUF_MINOR_VERSION);
+    status = aci_gatt_update_char_value(
+        dev_info_svc->service_handle,
+        dev_info_svc->rpc_version_char_handle,
+        0,
+        strlen(string_get_cstr(rpc_version)),
+        (uint8_t*)string_get_cstr(rpc_version));
+    if(status) {
+        FURI_LOG_E(TAG, "Failed to update rpc version char: %d", status);
+    }
+    string_clear(rpc_version);
 }
 
 void dev_info_svc_stop() {
@@ -159,6 +193,11 @@ void dev_info_svc_stop() {
         if(status) {
             FURI_LOG_E(TAG, "Failed to delete software revision char: %d", status);
         }
+        status =
+            aci_gatt_del_char(dev_info_svc->service_handle, dev_info_svc->rpc_version_char_handle);
+        if(status) {
+            FURI_LOG_E(TAG, "Failed to delete rpc version char: %d", status);
+        }
         // Delete service
         status = aci_gatt_del_service(dev_info_svc->service_handle);
         if(status) {