diff --git a/project/ble_peripheral/ble_app_bladder_patch/main.h b/project/ble_peripheral/ble_app_bladder_patch/main.h
index edd3cd7..a97e674 100644
--- a/project/ble_peripheral/ble_app_bladder_patch/main.h
+++ b/project/ble_peripheral/ble_app_bladder_patch/main.h
@@ -40,8 +40,11 @@
 *   - VBTFW0112 260428 jhChun : Added extra CH0 settling delay after MUX selection for maa capture.
 *   - VBTFW0113 260430 jhChun : Changed piezo MUX settling delay after channel selection from busy-wait to TIMER4-based wait.
 *   - VBTFW0114 260430 jhChun : Added delay time between averaged bursts to reduce residual echo carry-over.
+*   - VBTFW0115 260518 jhChun
+*      : Added mtb? command (reb:+raa:+rim:, 6ch piezo + ICM42670 FIFO at 25 Hz).
+*      : rim: packet format and FIFO sample cap/filter options (app_raw).
 ------------------------------------------------------------------------- */
-#define FIRMWARE_VERSION                "VBTFW0114"
+#define FIRMWARE_VERSION                "VBTFW0115"
 
 /*==============================================================================
  * Data Length Constants