diff --git a/conf.h b/conf.h
index 4435a91..0e055cf 100644
--- a/conf.h
+++ b/conf.h
@@ -17,7 +17,8 @@ static struct filetype {
 	{"py", "\\.py$"},				/* python */
 	{"bib", "bib$"},				/* refer */
 	{"nm", "\\.nm$"},				/* neatmail */
-	{"diff", "\\.(patch|diff)$"}			/* diff */
+	{"diff", "\\.(patch|diff)$"},			/* diff */
+	{"sh", ".$"}					/* everything else */
 };
 
 /* syntax highlighting patterns */