diff --git a/HowtoSSL.md b/HowtoSSL.md
index e4083b1a..897f0784 100644
--- a/HowtoSSL.md
+++ b/HowtoSSL.md
@@ -147,7 +147,7 @@ $ openssl pkey -in private.pkey -out private.pem
 openssl pkcs7 -print_certs -in certificate.p7b -out certificate.cer
 ~~~
 
-### Convertir CER vers PEM
+### Convertir DER vers PEM
 
 ~~~
 openssl x509 -inform der -in certificate.cer -out certificate.pem