1 files changed, 2 insertions, 1 deletions

diff --git a/uisimulator/common/io.c b/uisimulator/common/io.c
index 127a1c36f1..463bbc68d9 100644
--- a/uisimulator/common/io.c
+++ b/uisimulator/common/io.c
@@ -261,7 +261,8 @@ void sim_io_init(void)
     }
 
     /* Wait for IO thread to lock mutex */
-    while (!io.ready);
+    while (!io.ready)
+        SDL_Delay(0);
 
     /* Wait for it to unlock */
     SDL_LockMutex(io.m);