diff --git a/docs/tech/tn0011.txt b/docs/tech/tn0011.txt
index 9f64d49160..bdad2fbcdf 100644
--- a/docs/tech/tn0011.txt
+++ b/docs/tech/tn0011.txt
@@ -19,6 +19,7 @@
        {wx}/build/bakefiles/version.bkl {C:R:A}
        {wx}/build/script/win_docs.bat {windows doc and setup file}
        {wx}/distrib/scripts/build-environ.cfg {cvs tar and zip files}
+       {wx}/mac/carbon/config_xcode.h
 
    The script misc/scripts/inc_release can be used for incrementing
    the release field of the version, i.e. changing 2.8.x to 2.8.x+1.