diff --git a/display/software/displayboard_servo/src/main.c b/display/software/displayboard_servo/src/main.c
index dadaeba..cbef325 100644
--- a/display/software/displayboard_servo/src/main.c
+++ b/display/software/displayboard_servo/src/main.c
@@ -32,6 +32,8 @@ static void timer_init(void) {
 
 static void ports_init(void) {
 
+DDRB |= (1<<PB4)|(1<<PB3); 
+
 }
 
 static void process_command() {