try: wait a bit longer for the certificate
diff --git a/tobago/tobago-vm/setup.sh b/tobago/tobago-vm/setup.sh
index cc353ec..91ec526 100755
--- a/tobago/tobago-vm/setup.sh
+++ b/tobago/tobago-vm/setup.sh
@@ -19,5 +19,5 @@
 /usr/local/bin/docker-compose up -d
 
 # need to wait for Let's encrypt
-sleep 20
+sleep 60
 /usr/bin/docker exec tobago-vm_apache_1 apachectl graceful