diff --git a/src/raspi_keyer.cpp b/src/raspi_keyer.cpp
index d206760..c377cc5 100644
--- a/src/raspi_keyer.cpp
+++ b/src/raspi_keyer.cpp
@@ -99,6 +99,7 @@ int main()
     Settings settings{read_settings()};
 
     queue_init(&keyerQueue, sizeof(KeyerQueueData), 2);
+    multicore_reset_core1();
     multicore_launch_core1(core1_main);
 
     KeyerQueueData keyerQueueData{KeyerQueueCommand::Run, settings.wpm, settings.mode};
@@ -107,7 +108,7 @@ int main()
     while (true)
     {
         // Currently there's nothing to do on core0
-        //sleep_ms(1000);
+        sleep_ms(1000);
     }
 
     return 0;