diff --git a/dnsapi/README.md b/dnsapi/README.md
index dd200b1e..d0346a05 100644
--- a/dnsapi/README.md
+++ b/dnsapi/README.md
@@ -880,6 +880,7 @@ The TELE3_Key and TELE3_Secret will be saved in ~/.acme.sh/account.conf and will
 ## 47. Use Netcup DNS API to automatically issue cert
 
 First you need to login to your CCP account to get your API Key and API Password.
+This script requires ``jq``
 ```
 export NC_Apikey="<Apikey>"
 export NC_Apipw="<Apipassword>"