diff --git a/codec/common/src/WelsThreadLib.cpp b/codec/common/src/WelsThreadLib.cpp
index c40d3c82..8dcd0469 100644
--- a/codec/common/src/WelsThreadLib.cpp
+++ b/codec/common/src/WelsThreadLib.cpp
@@ -69,6 +69,10 @@
 #ifdef WINAPI_FAMILY
 #if !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)
 #define InitializeCriticalSection(x) InitializeCriticalSectionEx(x, 0, 0)
+#define GetSystemInfo(x) GetNativeSystemInfo(x)
+#define CreateEvent(attr, reset, init, name) CreateEventEx(attr, name, ((reset) ? CREATE_EVENT_MANUAL_RESET : 0) | ((init) ? CREATE_EVENT_INITIAL_SET : 0), EVENT_ALL_ACCESS)
+#define WaitForSingleObject(a, b) WaitForSingleObjectEx(a, b, FALSE)
+#define WaitForMultipleObjects(a, b, c, d) WaitForMultipleObjectsEx(a, b, c, d, FALSE)
 #endif
 #endif