diff --git a/dlls/wmp/tests/oleobj.c b/dlls/wmp/tests/oleobj.c
index cc2f4fe2c18..971a2fe93e0 100644
--- a/dlls/wmp/tests/oleobj.c
+++ b/dlls/wmp/tests/oleobj.c
@@ -963,10 +963,7 @@ static void test_wmp(void)
 
     test_window(hwnd);
 
-    pos.left = 1;
-    pos.top = 2;
-    pos.right = 301;
-    pos.bottom = 312;
+    SetRect(&pos, 1, 2, 301, 312);
     hres = IOleInPlaceObject_SetObjectRects(ipobj, &pos, &pos);
     ok(hres == S_OK, "SetObjectRects failed: %08x\n", hres);
     GetClientRect(hwnd, &pos);