diff --git a/components/esp_adc/adc_lock.c b/components/esp_adc/adc_lock.c
deleted file mode 100644
index e69de29bb2..0000000000
diff --git a/components/esp_adc/include/esp_private/adc_lock.h b/components/esp_adc/include/esp_private/adc_lock.h
deleted file mode 100644
index e69de29bb2..0000000000