diff --git a/dlls/user/tests/win.c b/dlls/user/tests/win.c
index 7ad9aea7d8e..3ec79a5f62a 100644
--- a/dlls/user/tests/win.c
+++ b/dlls/user/tests/win.c
@@ -64,7 +64,7 @@ static HMENU hmenu;
 static void flush_events(void)
 {
     MSG msg;
-    int diff = 100;
+    int diff = 200;
     DWORD time = GetTickCount() + diff;
 
     while (diff > 0)