diff --git a/nextcloud/root/etc/cont-init.d/30-keygen b/nextcloud/root/etc/cont-init.d/30-keygen
index 1db4057f7..fb9ecd066 100644
--- a/nextcloud/root/etc/cont-init.d/30-keygen
+++ b/nextcloud/root/etc/cont-init.d/30-keygen
@@ -25,7 +25,10 @@ echo "... adding ssl certs in files"
 #Sets certificates
 for NGINXFILE in "/defaults/default" "/config/nginx/site-confs/default" "/data/config/nginx/site-confs/default"; do
   if [ -f $NGINXFILE ]; then
-    LINE=$(sed -n "/ssl_certificate /=" $NGINXFILE)
+      LINE=$(sed -n "/ssl_certificate /=" $NGINXFILE):
+    if [ -z $LINE ]; then
+      LINE=$(sed -n "/listen 443/=" $NGINXFILE):
+    fi
     if [ ! -z $LINE ]; then
       sed -i "/ssl_certificate/ d" $NGINXFILE
       sed -i "$LINE a ssl_certificate_key /ssl/$KEYFILE;" $NGINXFILE