diff --git a/racket/collects/launcher/launcher-sig.rkt b/racket/collects/launcher/launcher-sig.rkt
index 0000ef3ba4..9a2007b19f 100644
--- a/racket/collects/launcher/launcher-sig.rkt
+++ b/racket/collects/launcher/launcher-sig.rkt
@@ -52,3 +52,6 @@ available-mred-variants
 available-mzscheme-variants
 available-gracket-variants
 available-racket-variants
+
+installed-executable-path->desktop-path
+installed-desktop-path->icon-path