diff --git a/collects/meta/props b/collects/meta/props
index 8586fb1d5f..38227b9712 100755
--- a/collects/meta/props
+++ b/collects/meta/props
@@ -1142,6 +1142,7 @@ path/s is either such a string or a list of them.
 "collects/mzlib/plt-match.rkt" responsible (samth)
 "collects/mzlib/private/shared-body.rkt" drdr:command-line #f
 "collects/mzlib/shared.rkt" responsible (robby)
+"collects/mzlib/traceld.rkt" drdr:command-line #f
 "collects/mzscheme" responsible (mflatt)
 "collects/mzscheme/examples/cfile.rkt" drdr:command-line #f
 "collects/mzscheme/examples/curses-demo.rkt" drdr:command-line #f