diff --git a/examples/bluetooth/hci/controller_hci_uart_esp32c3/main/uhci_uart_demo.c b/examples/bluetooth/hci/controller_hci_uart_esp32c3/main/uhci_uart_demo.c
index 3bb3c41dab..79baa1f166 100644
--- a/examples/bluetooth/hci/controller_hci_uart_esp32c3/main/uhci_uart_demo.c
+++ b/examples/bluetooth/hci/controller_hci_uart_esp32c3/main/uhci_uart_demo.c
@@ -179,7 +179,7 @@ static void uart_gpio_set(void)
     gpio_config_t io_input_conf = {
         .intr_type = GPIO_PIN_INTR_DISABLE,    //disable interrupt
         .mode = GPIO_MODE_INPUT,    // input mode
-        .pin_bit_mask = GPIO_OUTPUT_PIN_SEL,  // bit mask of the input pins
+        .pin_bit_mask = GPIO_INPUT_PIN_SEL,  // bit mask of the input pins
         .pull_down_en = 0,    // disable pull-down mode
         .pull_up_en = 0,    // disable pull-down mode
     };