diff --git a/postgresql.yaml b/postgresql.yaml
index 64446fb..11070b3 100644
--- a/postgresql.yaml
+++ b/postgresql.yaml
@@ -42,5 +42,6 @@ data:
         rationale: 'Build dependency (for uuid)'
         ref: f26
       uuid:
+        buildorder: 1
         rationale: 'Build dependency (for postgresql-contrib).'
         ref: f26