diff --git a/examples/peripherals/adc/continuous_read/main/continuous_read_main.c b/examples/peripherals/adc/continuous_read/main/continuous_read_main.c
index 1f2c1ad15f..5a69e43c37 100644
--- a/examples/peripherals/adc/continuous_read/main/continuous_read_main.c
+++ b/examples/peripherals/adc/continuous_read/main/continuous_read_main.c
@@ -126,7 +126,7 @@ void app_main(void)
         while (1) {
             ret = adc_continuous_read(handle, result, EXAMPLE_READ_LEN, &ret_num, 0);
             if (ret == ESP_OK) {
-                ESP_LOGI("TASK", "ret is %x, ret_num is %"PRIu32, ret, ret_num);
+                ESP_LOGI("TASK", "ret is %x, ret_num is %"PRIu32" bytes", ret, ret_num);
                 for (int i = 0; i < ret_num; i += SOC_ADC_DIGI_RESULT_BYTES) {
                     adc_digi_output_data_t *p = (void*)&result[i];
                     if (check_valid_data(p)) {
diff --git a/examples/peripherals/adc/continuous_read/pytest_adc_continuous.py b/examples/peripherals/adc/continuous_read/pytest_adc_continuous.py
index c4156a7865..80d95add1f 100644
--- a/examples/peripherals/adc/continuous_read/pytest_adc_continuous.py
+++ b/examples/peripherals/adc/continuous_read/pytest_adc_continuous.py
@@ -11,6 +11,6 @@ from pytest_embedded.dut import Dut
 @pytest.mark.esp32c3
 @pytest.mark.adc
 def test_adc_continuous(dut: Dut) -> None:
-    res = dut.expect(r'TASK: ret is 0, ret_num is (\d+)')
+    res = dut.expect(r'TASK: ret is 0, ret_num is (\d+) bytes')
     num = res.group(1).decode('utf8')
     assert int(num) == 256