From 44e452fb3c8cc7a093d72fbc280be3973e627a62 Mon Sep 17 00:00:00 2001
From: Patrick McDermott <patrick.mcdermott@libiquity.com>
Date: Fri, 19 Apr 2019 21:26:04 -0400
Subject: Add braces to param exps in arith substs

---
(limited to 'src/main.sh')

diff --git a/src/main.sh b/src/main.sh
index 054363d..c26f5a6 100644
--- a/src/main.sh
+++ b/src/main.sh
@@ -65,7 +65,7 @@ main()
 		cmd_help_main >&2
 		return 1
 	fi
-	shift $(($OPTIND - 1))
+	shift $((${OPTIND} - 1))
 
 	if ${opt_h:-false}; then
 		cmd='help'
--
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