diff --git a/HowtoMatomo.md b/HowtoMatomo.md
index d4f559bc..7c96d4d6 100644
--- a/HowtoMatomo.md
+++ b/HowtoMatomo.md
@@ -42,7 +42,8 @@ On conseil au moins l'usage de ces directives dans `/etc/apache2/sites-enabled/m
     SSLEngine on
     SSLProtocol all -SSLv2 -SSLv3
     SSLCertificateKeyFile /etc/letsencrypt/live/domaine-matomo-instance.com/privkey.pem
-    SSLCertificateFile /etc/letsencrypt/live/domaine-matomo-instance.com/fullchain.pem
+    SSLCertificateFile /etc/letsencrypt/live/domaine-matomo-instance.com/cert.pem
+    SSLCertificateChainFile /etc/letsencrypt/live/domaine-matomo-instance.com/chain.pem
 
     AssignUserID matomo matomo