diff --git a/curl.md b/curl.md
index 168fbc69b..cdb42f2bb 100644
--- a/curl.md
+++ b/curl.md
@@ -55,7 +55,7 @@ updated: 2017-09-20
 ```
 
 ```bash
--E, --ecrt <cert>     # --ecrt: Client cert file
+-E, --cert <cert>     # --cert: Client cert file
     --cert-type       # der/pem/eng
 -k, --insecure        # for self-signed certs
 ```