diff --git a/firmware/l0dable/nick_life.c b/firmware/l0dable/nick_life.c
index 4faed8f..818c232 100644
--- a/firmware/l0dable/nick_life.c
+++ b/firmware/l0dable/nick_life.c
@@ -256,10 +256,6 @@ static void reset_area() {
   }
 }
 
-#ifdef SIMULATOR
-extern uint32_t getRandom(void);
-#endif
-
 static void random_area(struct bitset *area, uchar x0, uchar y0, uchar x1, uchar y1,uchar value) {
   for(uchar x=x0; x<=x1; ++x) {
     for(uchar y=y0; y<=y1; ++y) {