diff --git a/ad-server/templates/smb.conf.j2 b/ad-server/templates/smb.conf.j2
index 3bd4725fd8292b4444a31f1eec4bd6c4fea4f8ab..e19b860cd7f18fc10980cb36dbaa3487fae99172 100644
--- a/ad-server/templates/smb.conf.j2
+++ b/ad-server/templates/smb.conf.j2
@@ -19,7 +19,8 @@
         kdc:renewal lifetime = {{ renewal_lifetime }}
 
         tls enabled = yes
-        tls cafile = /etc/ssl/certs/rwth_chain.pem
+        tls cafile = {{smb_tls_chain}}
+        #tls cafile = /etc/ssl/certs/rwth_chain.pem
         tls keyfile = {{smb_tls_key}}
         tls certfile = {{smb_tls_cert}}