diff --git a/pica-mail/pica-mail-mda/Dockerfile b/pica-mail/pica-mail-mda/Dockerfile
index 1b0422855cb508822e59beb14a2f26741f0a0727..78091ab7e863b4959e0ef4f7cf58267534f12e87 100644
--- a/pica-mail/pica-mail-mda/Dockerfile
+++ b/pica-mail/pica-mail-mda/Dockerfile
@@ -22,7 +22,7 @@ ENV USER_FILTER (uid=%n)
 ENV PASSWORD_FILTER (uid=%n)
 # SSL
 # L'antislash "\" est nécessaire devant le slash "/" !
-ENV SSL_CERT "\/certs-ssl\/cert.pem"
+ENV SSL_CERT "\/certs-ssl\/fullchain.pem"
 ENV SSL_KEY "\/certs-ssl\/privkey.pem"
 
 COPY fichiers_de_configuration.sh /
diff --git a/pica-mail/pica-mail-mta/Dockerfile b/pica-mail/pica-mail-mta/Dockerfile
index d3a4b77fab2427655fffc5ba7eb6356342fe1fc3..9937665b628adcb5d87e3bf27f99fea7c3acfb81 100644
--- a/pica-mail/pica-mail-mta/Dockerfile
+++ b/pica-mail/pica-mail-mta/Dockerfile
@@ -47,7 +47,7 @@ ENV LMTP_PORT 24
 ENV SMTPD_CLIENT_RESTRICTIONS reject_rbl_client sbl.spamhaus.org, reject_rbl_client dnsbl.sorbs.net
 
 # SSL
-ENV SSL_CERT "/certs-ssl/cert.pem"
+ENV SSL_CERT "/certs-ssl/fullchain.pem"
 ENV SSL_KEY "/certs-ssl/privkey.pem"
 
 #configuration de OpenDKIM