diff --git a/Python/etc/postfix/main.cf b/Python/etc/postfix/main.cf
index 3ba4352..840dd6c 100644
--- a/Python/etc/postfix/main.cf
+++ b/Python/etc/postfix/main.cf
@@ -177,7 +177,10 @@ if not mx:
 @# TLS pour la reception
 smtpd_tls_cert_file = "/etc/ssl/certs/smtp.pem"
 smtpd_tls_key_file = "/etc/ssl/private/smtp.pem"
-smtpd_tls_CAfile = "/etc/ssl/certs/root.pem"
+if not has("squeeze"):
+    smtpd_tls_CAfile = "/etc/ssl/certs/root.pem"
+else:
+    smtpd_tls_CAfile = "/etc/ssl/certs/cacert.org.pem"
 smtpd_tls_loglevel = 0
 smtpd_use_tls = True
 smtpd_tls_received_header = True
@@ -185,7 +188,10 @@ smtpd_tls_received_header = True
 @# On utilise aussi TLS pour envoyer les mails
 smtp_tls_cert_file = ""
 smtp_tls_key_file = ""
-smtp_tls_CAfile = "/etc/ssl/certs/root.pem"
+if not has("squeeze"):
+    smtp_tls_CAfile = "/etc/ssl/certs/root.pem"
+else:
+    smtp_tls_CAfile = "/etc/ssl/certs/cacert.org.pem"
 smtp_tls_loglevel = 1
 smtp_use_tls = True