diff --git a/wxPython/SWIG/README.txt b/wxPython/SWIG/README.txt
index b689213340..5931e59a0a 100644
--- a/wxPython/SWIG/README.txt
+++ b/wxPython/SWIG/README.txt
@@ -43,7 +43,10 @@ swig-1.3.27.patch
 
     Bug fix for SWIG's definition of the %makedefault macro.
 
+    Add a SWIG_VERSION macro to the wrapper file so C/C++ code can
+    integrate with different versions of the generated runtime code.
 
+    
 
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