diff --git a/components/app_update/test/test_switch_ota.c b/components/app_update/test/test_switch_ota.c
index ec1847135a..98192b9fe3 100644
--- a/components/app_update/test/test_switch_ota.c
+++ b/components/app_update/test/test_switch_ota.c
@@ -19,7 +19,6 @@
 #include "freertos/task.h"
 #include "freertos/semphr.h"
 #include "freertos/queue.h"
-#include "freertos/xtensa_api.h"
 #include "unity.h"
 
 #include "bootloader_common.h"
@@ -450,7 +449,7 @@ static void test_flow4(void)
     ESP_LOGI(TAG, "boot count %d", boot_count);
     const esp_partition_t *cur_app = get_running_firmware();
     nvs_handle_t handle = 0;
-    int boot_count_nvs = 0;
+    int32_t boot_count_nvs = 0;
     switch (boot_count) {
         case 2:
             ESP_LOGI(TAG, "Factory");
@@ -486,7 +485,7 @@ static void test_flow4(void)
             ESP_LOGI(TAG, "Factory");
             TEST_ASSERT_EQUAL(ESP_PARTITION_SUBTYPE_APP_FACTORY, cur_app->subtype);
 
-            int boot_count_nvs;
+            int32_t boot_count_nvs;
             TEST_ESP_OK(nvs_flash_init());
             TEST_ESP_OK(nvs_open(STORAGE_NAMESPACE, NVS_READWRITE, &handle));
             TEST_ESP_ERR(ESP_ERR_NVS_NOT_FOUND, nvs_get_i32(handle, "boot_count", &boot_count_nvs));
diff --git a/tools/unit-test-app/configs/app_update_c3 b/tools/unit-test-app/configs/app_update_c3
new file mode 100644
index 0000000000..072bef2040
--- /dev/null
+++ b/tools/unit-test-app/configs/app_update_c3
@@ -0,0 +1,15 @@
+# This config is split between targets since different component needs to be excluded (esp32, esp32s2)
+CONFIG_IDF_TARGET="esp32c3"
+TEST_COMPONENTS=app_update
+TEST_EXCLUDE_COMPONENTS=libsodium bt
+CONFIG_UNITY_FREERTOS_STACK_SIZE=12288
+CONFIG_PARTITION_TABLE_CUSTOM=y
+CONFIG_PARTITION_TABLE_CUSTOM_FILENAME="partition_table_unit_test_two_ota.csv"
+CONFIG_PARTITION_TABLE_FILENAME="partition_table_unit_test_two_ota.csv"
+CONFIG_PARTITION_TABLE_OFFSET=0x18000
+CONFIG_BOOTLOADER_FACTORY_RESET=y
+CONFIG_BOOTLOADER_APP_TEST=y
+CONFIG_BOOTLOADER_HOLD_TIME_GPIO=2
+CONFIG_BOOTLOADER_OTA_DATA_ERASE=y
+CONFIG_BOOTLOADER_NUM_PIN_FACTORY_RESET=4
+CONFIG_BOOTLOADER_NUM_PIN_APP_TEST=18