diff --git a/ansible/templates/config.hjson b/ansible/templates/config.hjson
index b71cb3fa..5f7ca332 100644
--- a/ansible/templates/config.hjson
+++ b/ansible/templates/config.hjson
@@ -3,6 +3,7 @@
   # https://join-lemmy.org/docs/en/administration/configuration.html
 
   database: {
+    host: postgres
     password: "{{ postgres_password }}"
   }
   hostname: "{{ domain }}"