diff --git a/components/asic/bm1370.c b/components/asic/bm1370.c
index 7ab12d506..4d2680323 100644
--- a/components/asic/bm1370.c
+++ b/components/asic/bm1370.c
@@ -100,7 +100,7 @@ static void _send_BM1370(uint8_t header, uint8_t * data, uint8_t data_len, bool
     }
 
     // send serial data
-    if (SERIAL_send(buf, total_length, debug) == 0) {
+    if (SERIAL_send(buf, total_length, debug) == ESP_FAIL) {
         ESP_LOGE(TAG, "Failed to send data to BM1370");
     }
 
diff --git a/components/asic/include/serial.h b/components/asic/include/serial.h
index a8adef983..81d9b3447 100644
--- a/components/asic/include/serial.h
+++ b/components/asic/include/serial.h
@@ -4,7 +4,7 @@
 #define SERIAL_BUF_SIZE 16
 #define CHUNK_SIZE 1024
 
-int SERIAL_send(uint8_t *, int, bool);
+esp_err_t SERIAL_send(uint8_t *, int, bool);
 void SERIAL_init(void);
 void SERIAL_debug_rx(void);
 int16_t SERIAL_rx(uint8_t *, uint16_t, uint16_t);