diff --git a/components/bootloader_support_plus/CHANGELOG.md b/components/bootloader_support_plus/CHANGELOG.md
index 1be3a3b53..a8e240c5a 100644
--- a/components/bootloader_support_plus/CHANGELOG.md
+++ b/components/bootloader_support_plus/CHANGELOG.md
@@ -1,5 +1,11 @@
 # ChangeLog
 
+## v0.2.5 - 2024-4-30
+
+### Fix:
+
+* Fix undeclared wdt error when compiling esp32h2.
+
 ## v0.2.4 - 2024-4-11
 
 ### Fix:
diff --git a/components/bootloader_support_plus/idf_component.yml b/components/bootloader_support_plus/idf_component.yml
index 3aa8b7524..93fc3206e 100644
--- a/components/bootloader_support_plus/idf_component.yml
+++ b/components/bootloader_support_plus/idf_component.yml
@@ -1,4 +1,4 @@
-version: "0.2.4"
+version: "0.2.5"
 targets:
   - esp32c2
   - esp32c3
diff --git a/components/bootloader_support_plus/src/bootloader_custom_ota.c b/components/bootloader_support_plus/src/bootloader_custom_ota.c
index 6f7d4f18b..649ca3040 100644
--- a/components/bootloader_support_plus/src/bootloader_custom_ota.c
+++ b/components/bootloader_support_plus/src/bootloader_custom_ota.c
@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -217,10 +217,12 @@ int bootloader_custom_ota_main(bootloader_state_t *bs, int boot_index)
     so we can know whether the watchdog reset will be triggered here at the test stage.
     */
 #ifdef CONFIG_BOOTLOADER_WDT_ENABLE
-#ifndef CONFIG_IDF_TARGET_ESP32C6
-    wdt_hal_context_t rtc_wdt_ctx = {.inst = WDT_RWDT, .rwdt_dev = &RTCCNTL};
-#else
+#ifdef CONFIG_IDF_TARGET_ESP32C6
     wdt_hal_context_t rtc_wdt_ctx = RWDT_HAL_CONTEXT_DEFAULT();
+#elif CONFIG_IDF_TARGET_ESP32H2
+    wdt_hal_context_t rtc_wdt_ctx = {.inst = WDT_RWDT, .rwdt_dev = &LP_WDT};
+#else
+    wdt_hal_context_t rtc_wdt_ctx = {.inst = WDT_RWDT, .rwdt_dev = &RTCCNTL};
 #endif
     if ((custom_ota_config.dst_addr % FLASH_SECTOR_SIZE) != 0 || (custom_ota_config.dst_size % FLASH_SECTOR_SIZE != 0)) {
         return ESP_ERR_INVALID_SIZE;