1 files changed, 5 insertions, 0 deletions

diff --git a/firmware/kernel.c b/firmware/kernel.c
index f86a188d05..4ccf2bbe17 100644
--- a/firmware/kernel.c
+++ b/firmware/kernel.c
@@ -435,6 +435,11 @@ void sleep(int ticks)
     unsigned stop = USEC_TIMER + ticks * (1000000/HZ);
     while (TIME_BEFORE(USEC_TIMER, stop))
         switch_thread();
+#elif defined(CREATIVE_ZVM) && defined(BOOTLOADER)
+    // hacky..
+        long sleep_ticks = current_tick + ticks + 1;
+    while (sleep_ticks > current_tick)
+        switch_thread();
 #else
     disable_irq();
     sleep_thread(ticks);