diff --git a/src/InterruptHandler.cpp b/src/InterruptHandler.cpp
index d93e71d..096a27a 100644
--- a/src/InterruptHandler.cpp
+++ b/src/InterruptHandler.cpp
@@ -27,12 +27,11 @@ static void rfDecodeTask(void *pvParameters);
  */
 void InterruptHandler_Init(void)
 {
-    beepSemaphore = xSemaphoreCreateBinary();
-    rfEventQueue  = xQueueCreate(RF_QUEUE_SIZE, sizeof(RfEvent_t));
+    rfEventQueue = xQueueCreate(RF_QUEUE_SIZE, sizeof(RfEvent_t));
 
     /* beepTask and rfDecodeTask do little work per activation — pin to Core 0 to keep Core 1 free for the main loop */
-    xTaskCreatePinnedToCore(beepTask,     "beepTask", 2048, NULL, 5, NULL, 0);
-    xTaskCreatePinnedToCore(rfDecodeTask, "rfTask",   3072, NULL, 4, NULL, 0);
+    xTaskCreatePinnedToCore(beepTask,     "beepTask", 2048, NULL, 5, &beepTaskHandle, 0);
+    xTaskCreatePinnedToCore(rfDecodeTask, "rfTask",   3072, NULL, 4, NULL,            0);
 
     attachInterrupt(digitalPinToInterrupt(DIN_FUNK), pinLevelChangeIsr, CHANGE);