@@ -, +, @@ 
---
 pkg-mgr-commands.tex |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
--- a/pkg-mgr-commands.tex	
+++ a/pkg-mgr-commands.tex	
@@ -671,7 +671,8 @@ pretend it has the value of the \t{D} variable prepended, then:
 \end{compactitem}
 
 The package manager shall take appropriate steps to ensure that its compression mechanisms behave
-sensibly even if an item is listed in the inclusion list multiple times, or if an item is a symlink.
+sensibly even if an item is listed in the inclusion list multiple times, if an item is a symlink,
+or if a file is already compressed.
 
 The following commands may be used in \t{src\_install} to alter these lists. It is an error to call
 any of these functions from any other phase.
--