diff --git a/demos/ARMCM3-STM32F103-GCC/main.c b/demos/ARMCM3-STM32F103-GCC/main.c
index 5856e07b5..6640b13f7 100644
--- a/demos/ARMCM3-STM32F103-GCC/main.c
+++ b/demos/ARMCM3-STM32F103-GCC/main.c
@@ -71,5 +71,4 @@ int main(void) {
       TestThread(&SD2);
     chThdSleepMilliseconds(500);
   }
-  return 0;
 }