diff --git a/components/stm_pro_mode/stm_pro_mode.c b/components/stm_pro_mode/stm_pro_mode.c
index 17edcfa..c80cf6c 100755
--- a/components/stm_pro_mode/stm_pro_mode.c
+++ b/components/stm_pro_mode/stm_pro_mode.c
@@ -333,7 +333,7 @@ esp_err_t readPage(const char *address, const char *data)
     if (length > 0)
     {
         uint8_t uart_data[length];
-        const int rxBytes = uart_read_bytes(UART_NUM_1, uart_data, length, 1000 / portTICK_RATE_MS);
+        const int rxBytes = uart_read_bytes(UART_CONTROLLER, uart_data, length, 1000 / portTICK_RATE_MS);
 
         if (rxBytes > 0 && uart_data[0] == 0x79)
         {
@@ -358,4 +358,4 @@ esp_err_t readPage(const char *address, const char *data)
     }
 
     return ESP_OK;
-}
\ No newline at end of file
+}