diff --git a/ui_stub.c b/ui_stub.c
index e8d397f..d5f7ca7 100644
--- a/ui_stub.c
+++ b/ui_stub.c
@@ -1,6 +1,5 @@
 #include "ui.h"
 #include "logic.h"
-#include <stdlib.h>
 
 void initBoard(
 	__attribute__((unused)) const board_t board