1 files changed, 1 insertions, 1 deletions

diff --git a/uisimulator/sdl/thread-sdl.c b/uisimulator/sdl/thread-sdl.c
index 5d2fe0b522..aac8e2fbb9 100644
--- a/uisimulator/sdl/thread-sdl.c
+++ b/uisimulator/sdl/thread-sdl.c
@@ -152,7 +152,7 @@ void sleep_thread(int ticks)
     current = running;
     current->statearg = STATE_SLEEPING;
 
-    SDL_CondWaitTimeout(current->context.c, m, (1000/HZ) * ticks);
+    SDL_CondWaitTimeout(current->context.c, m, (1000/HZ) * ticks + (500/HZ));
     running = current;
 
     current->statearg = STATE_RUNNING;