diff --git a/README.md b/README.md
index 4c8e056..799d8c1 100644
--- a/README.md
+++ b/README.md
@@ -58,6 +58,8 @@ Known issues
 
 - Office 2013 does not use DirectWrite or GDI (it uses its own custom rendering), so Office 2013 doesn't work with MacType. If this bothers you you can use Office 2010 which uses GDI or Office 2016 which uses DirectWrite.
 
+- WPS has a builtin defense that **UNLOAD** MacType automatically that can't be turned off. Please contact its software support for solution. We won't to anything to walkaround it.
+
 How to build
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