diff --git a/README.md b/README.md
index c9e2c6c..957ca18 100644
--- a/README.md
+++ b/README.md
@@ -58,7 +58,7 @@
 certbot certonly -c wildcard-ini
 ```
 
-### use as basiy dynamic dns
+### use as basic dynamic dns sesrvice
 ```
 ./update-record.py -p -m update -c conf.cfg -t 300 -r AAAA device.example.com
 ```