diff --git a/share/mk/bsd.README b/share/mk/bsd.README
index 210e6008246c..81aad40a96f2 100644
--- a/share/mk/bsd.README
+++ b/share/mk/bsd.README
@@ -114,7 +114,7 @@ the tree where the file gets installed.
 
 The profiled libraries are no longer built in a different directory than
 the regular libraries.  A new suffix, ".po", is used to denote a profiled
-object.
+object, and ".pico" denotes a position-independent relocatable object.
 
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