diff --git a/infra/main/main.tf b/infra/main/main.tf
index eb031e7..80be87e 100644
--- a/infra/main/main.tf
+++ b/infra/main/main.tf
@@ -94,7 +94,7 @@ output "database_users" {
         name = db_user.name,
         dbname = db_user.name,
         host = local.database_host,
-        port = local.database_port,
+        port = tostring(local.database_port),
         password = db_user.password,
         # Forgejo, they call it "host"
         address = join(":", [local.database_host, local.database_port]),