diff --git a/postgresql.yaml b/postgresql.yaml
index d30a3fd..523f7d3 100644
--- a/postgresql.yaml
+++ b/postgresql.yaml
@@ -45,3 +45,11 @@ data:
                 rationale: main server/client components
                 ref: stream-postgresql-12
                 buildorder: 1
+            pgaudit:
+                rationale: pgaudit postgresql extension
+                ref: stream-postgresql-12
+                buildorder: 2
+            timescaledb:
+                rationale: timescaledb postgresql extension
+                ref: stream-postgresql-12
+                buildorder: 2