diff --git a/HowtoSSL.md b/HowtoSSL.md
index b9764f20..e98c5a49 100644
--- a/HowtoSSL.md
+++ b/HowtoSSL.md
@@ -150,6 +150,13 @@ $ openssl pkey -in private.pkey -out private.pem
 openssl pkcs7 -print_certs -in certificate.p7b -out certificate.cer
 ~~~
 
+
+### Convertir P7B vers PEM
+
+~~~
+openssl pkcs7 -inform der -print_certs -in certificate.p7b -out certificate.pem
+~~~
+
 ### Convertir DER vers PEM
 
 ~~~