From 62036d62c2ee3b10d93a2c401ed636623c5ba869 Mon Sep 17 00:00:00 2001
From: Marc Beninca <git@marc.beninca.link>
Date: Fri, 26 Apr 2024 15:38:22 +0200
Subject: [PATCH] fixes

---
 cd.sh | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/cd.sh b/cd.sh
index 819404e..ec6cf1a 100644
--- a/cd.sh
+++ b/cd.sh
@@ -1,3 +1,5 @@
+#! /usr/bin/env bash
+
 CD_DNS_SERVERS=(
 '9.9.9.9'
 )
@@ -25,7 +27,7 @@ CD_STEP=0
 
 function cd_step {
     if [ "${1}" ] ; then
-        CD_STEP=$((CD_STEP+1))
+        ((CD_STEP++))
         echo "
  ↕ ${CD_STEP} ↔ ${1}
 "