diff --git a/main.py b/main.py
index b831b8d..5e4851f 100644
--- a/main.py
+++ b/main.py
@@ -64,6 +64,8 @@ def ledWorker(stopEvent: Event, diskState: DiskState) -> None:
                 yellow.on()
             else:
                 yellow.off()
+            yellowCtr += 1
+            yellowCtr %= 2
         sleep(1)