diff --git a/Src/main.c b/Src/main.c
index 9785e69..a02b191 100644
--- a/Src/main.c
+++ b/Src/main.c
@@ -63,7 +63,7 @@ int main(void)
     ultrasonic_config();
     ultrasonic_pwm_out_cycles();
 
-    printf("Flash size: %d Kbytes\n", get_flash_size());
+    // printf("Flash size: %d Kbytes\n", get_flash_size());
 
 #ifdef DEBUG_VERBOSE
     char hello_world[] = {"Hello World!\r\n"};