diff --git a/xmake.lua b/xmake.lua
index 8c2e735..94ff40b 100644
--- a/xmake.lua
+++ b/xmake.lua
@@ -9,10 +9,7 @@ add_rules("mode.debug","mode.releasedbg", "mode.release")
 add_rules("plugin.vsxmake.autoupdate")
 
 if is_mode("release") then
-    add_ldflags("/LTCG", "/OPT:REF")
-    add_cxflags("/Ot", "/GL", "/Ob2", "/Oi", "/GS-")
     add_defines("NDEBUG")
-
     set_optimize("fastest")
 end