mkindex
diff --git a/lib/moveplan9.files b/lib/moveplan9.files
index f5fda73..86699fa 100644
--- a/lib/moveplan9.files
+++ b/lib/moveplan9.files
@@ -11,3 +11,4 @@
 bin/spell
 bin/src
 tmac/tmac.anhtml
+man/mkindex