diff --git a/phoenix/postgres-statefulset.yaml b/phoenix/postgres-statefulset.yaml
index 20baf86..f8b3c3a 100644
--- a/phoenix/postgres-statefulset.yaml
+++ b/phoenix/postgres-statefulset.yaml
@@ -35,7 +35,7 @@ spec:
     spec:
       containers:
         - name: postgres
-          image: postgres:17-alpine
+          image: postgres:16
           ports:
             - containerPort: 5432
               name: postgres