diff --git a/demo/stm32g030c8/Core/Src/main.c b/demo/stm32g030c8/Core/Src/main.c
index 255b5d76b..a71df08a4 100644
--- a/demo/stm32g030c8/Core/Src/main.c
+++ b/demo/stm32g030c8/Core/Src/main.c
@@ -126,7 +126,7 @@ int main(void) {
         obj_run(pikaMain, "uart = STM32.UART()");
         obj_run(pikaMain, "uart.init()");
         obj_run(pikaMain, "uart.setId(1)");
-        obj_run(pikaMain, "uart.setBaudRate(115200)");
+        obj_run(pikaMain, "uart.setBaudRat e(115200)");
         obj_run(pikaMain, "uart.enable()");
         obj_run(pikaMain, "print('[info]: boot from flash.')");
         while(1){
@@ -144,7 +144,7 @@ int main(void) {
         obj_run(pikaMain, "");
     }
     else{
-        /* boot from function */
+        /* boot from firmware */
         pikaMain = pikaScriptInit();
     }
     /* USER CODE END 2 */