diff --git a/gfx/common/win32_common.c b/gfx/common/win32_common.c
index 1c7e8d6558..39bd8bbdf6 100644
--- a/gfx/common/win32_common.c
+++ b/gfx/common/win32_common.c
@@ -259,8 +259,8 @@ typedef struct DISPLAYCONFIG_PATH_INFO_CUSTOM {
   UINT32                         flags;
 } DISPLAYCONFIG_PATH_INFO_CUSTOM;
 
-typedef LONG (__stdcall *QUERYDISPLAYCONFIG)(UINT32, UINT32*, DISPLAYCONFIG_PATH_INFO_CUSTOM*, UINT32*, DISPLAYCONFIG_MODE_INFO_CUSTOM*, DISPLAYCONFIG_TOPOLOGY_ID_CUSTOM*);
-typedef LONG (__stdcall *GETDISPLAYCONFIGBUFFERSIZES)(UINT32, UINT32*, UINT32*);
+typedef LONG (WINAPI *QUERYDISPLAYCONFIG)(UINT32, UINT32*, DISPLAYCONFIG_PATH_INFO_CUSTOM*, UINT32*, DISPLAYCONFIG_MODE_INFO_CUSTOM*, DISPLAYCONFIG_TOPOLOGY_ID_CUSTOM*);
+typedef LONG (WINAPI *GETDISPLAYCONFIGBUFFERSIZES)(UINT32, UINT32*, UINT32*);
 
 static bool g_resized               = false;
 bool g_restore_desktop              = false;