diff --git a/Source/pch.h b/Source/pch.h
index 64c1354717..2851adefca 100644
--- a/Source/pch.h
+++ b/Source/pch.h
@@ -1,4 +1,5 @@
 #include "Common.h"
+#include "Thread.h"
 #include <algorithm>
 #include <array>
 #include <assert.h>