diff --git a/package.use/all b/package.use/all
index 882f466..ce96bbc 100644
--- a/package.use/all
+++ b/package.use/all
@@ -31,6 +31,7 @@ app-text/calibre -udisks
 app-text/evince djvu dvi t1lib tiff postscript
 app-text/ghostscript-gpl -X -gtk cups
 app-text/gocr -tk
+app-text/mandoc -cgi
 app-text/mupdf -ssl
 app-text/podofo lua_single_target_lua5-4
 app-text/xmlto text