diff --git a/components/bt/esp_ble_mesh/api/esp_ble_mesh_defs.h b/components/bt/esp_ble_mesh/api/esp_ble_mesh_defs.h
index 3a92a12ac..893ac5d24 100644
--- a/components/bt/esp_ble_mesh/api/esp_ble_mesh_defs.h
+++ b/components/bt/esp_ble_mesh/api/esp_ble_mesh_defs.h
@@ -380,11 +380,11 @@ typedef struct {
     /** Callback used to update publish message. Initialized by the stack. */
     esp_ble_mesh_cb_t update;
 
-    /** Role of the device that is going to publish messages */
-    uint8_t dev_role;
-
     /** Publish Period Timer. Initialized by the stack. */
     struct k_delayed_work timer;
+
+    /** Role of the device that is going to publish messages */
+    uint8_t dev_role;
 } esp_ble_mesh_model_pub_t;
 
 /** @def ESP_BLE_MESH_MODEL_PUB_DEFINE
diff --git a/components/bt/esp_ble_mesh/mesh_core/include/mesh_access.h b/components/bt/esp_ble_mesh/mesh_core/include/mesh_access.h
index 19ba51562..585b5719b 100644
--- a/components/bt/esp_ble_mesh/mesh_core/include/mesh_access.h
+++ b/components/bt/esp_ble_mesh/mesh_core/include/mesh_access.h
@@ -369,11 +369,11 @@ struct bt_mesh_model_pub {
      */
     int (*update)(struct bt_mesh_model *mod);
 
-    /* Change by Espressif, role of the device going to publish messages */
-    u8_t dev_role;
-
     /** Publish Period Timer. Only for stack-internal use. */
     struct k_delayed_work timer;
+
+    /* Change by Espressif, role of the device going to publish messages */
+    u8_t dev_role;
 };
 
 /** @def BLE_MESH_MODEL_PUB_DEFINE