diff --git a/etc/alternc/apache2-ssl.conf b/etc/alternc/apache2-ssl.conf
index 59a2632e..a41fe05e 100644
--- a/etc/alternc/apache2-ssl.conf
+++ b/etc/alternc/apache2-ssl.conf
@@ -1,6 +1,7 @@
 <VirtualHost *:443>
 	SSLEngine on
         SSLCertificateFile /etc/alternc/apache.pem
+        SSLCaCertificatePath /etc/ssl/certs
 	DocumentRoot /var/alternc/bureau
 	Include /etc/alternc/bureau.conf
 </VirtualHost>