diff --git a/group_vars/development/main.yml b/group_vars/development/main.yml
index 961e9c8319..8d7c15913c 100644
--- a/group_vars/development/main.yml
+++ b/group_vars/development/main.yml
@@ -1,3 +1,4 @@
+acme_tiny_challenges_directory: "{{ www_root }}/letsencrypt"
 env: development
 ferm_enabled: false
 mysql_root_password: "{{ vault_mysql_root_password }}" # Define this variable in group_vars/development/vault.yml