diff --git a/src/raspi_keyer.cpp b/src/raspi_keyer.cpp
index c377cc5..8724fdc 100644
--- a/src/raspi_keyer.cpp
+++ b/src/raspi_keyer.cpp
@@ -89,7 +89,7 @@ void core1_main()
 
 int main()
 {
-    //timer_hw->dbgpause = 0; // workaround for problem with debug and sleep_ms
+    timer_hw->dbgpause = 1; // workaround for problem with debug and sleep_ms
                             // https://github.com/raspberrypi/pico-sdk/issues/1152#issuecomment-1418248639
 
     setup();
@@ -97,6 +97,7 @@ int main()
     printf("Hello from core0!\n");
 
     Settings settings{read_settings()};
+    settings.wpm = 25; // TODO: remove!
 
     queue_init(&keyerQueue, sizeof(KeyerQueueData), 2);
     multicore_reset_core1();