diff --git a/Control/firmware/uart_echo/main.c b/Control/firmware/uart_echo/main.c
index fa5898b..ae01648 100755
--- a/Control/firmware/uart_echo/main.c
+++ b/Control/firmware/uart_echo/main.c
@@ -22,7 +22,7 @@
 #include "i2c.h"
 #include "mcp42x6.h"
 
-#define PRINT(a,...)	/*printf(a, ##__VA_ARGS__)*/
+#define PRINT(a,...)	printf(a, ##__VA_ARGS__)
 #define ARDUINO_NANO			1
 
 #define PRINT_PROMPT			putchar(0x0D);putchar(0x0A);putchar(':');