diff --git a/uisimulator/common/stubs.c b/uisimulator/common/stubs.c
index 58e18392bc..d73fe4cdd6 100644
--- a/uisimulator/common/stubs.c
+++ b/uisimulator/common/stubs.c
@@ -21,6 +21,7 @@
 #include <stdio.h>
 #include <time.h>
 #include <stdbool.h>
+#include "thread-sdl.h"
 
 #include "debug.h"