diff --git a/main.c b/main.c
index ad65852..5403cad 100644
--- a/main.c
+++ b/main.c
@@ -5,7 +5,6 @@
 #include <stdio.h>
 
 #define LED_PIN PD6
-#define RSA_16
 
 void exit_blink() {
     for (int i = 0; i < 4; i++) {