diff --git a/conf.d/archivecostwebapp.conf b/conf.d/archivecostwebapp.conf
index 397bf4c..1c4733a 100644
--- a/conf.d/archivecostwebapp.conf
+++ b/conf.d/archivecostwebapp.conf
@@ -8,8 +8,8 @@ server {
     listen 443 ssl;
     server_name archivecostwebapp.psi.ch;
 
-    ssl_certificate     /etc/nginx/certs/archivecostwebapp.crt;
-    ssl_certificate_key /etc/nginx/private/archivecostwebapp.key;
+    ssl_certificate     /etc/nginx/certs/archivecostwebapp.psi.ch.crt;
+    ssl_certificate_key /etc/nginx/private/archivecostwebapp.psi.ch.key;
 
     ssl_protocols TLSv1.2 TLSv1.3;
     ssl_ciphers HIGH:!aNULL:!MD5;