--- mdocml-1.14.1/cgi.c.orig	2017-02-21 01:25:20.000000000 +0100
+++ mdocml-1.14.1/cgi.c	2017-02-25 18:33:31.760281123 +0100
@@ -803,7 +803,8 @@
 	conf.fragment = 1;
 	conf.style = mandoc_strdup(CSS_DIR "/mandoc.css");
 	usepath = strcmp(req->q.manpath, req->p[0]);
-	mandoc_asprintf(&conf.man, "/%s%s%%N.%%S",
+	mandoc_asprintf(&conf.man, "/%s%s%s%s%%N.%%S",
+	    scriptname, *scriptname == '\0' ? "" : "/",
 	    usepath ? req->q.manpath : "", usepath ? "/" : "");
 
 	mparse_result(mp, &man, NULL);