diff --git a/charts/postgrest/Chart.lock b/charts/postgrest/Chart.lock
index 69848f4..f3dd98b 100644
--- a/charts/postgrest/Chart.lock
+++ b/charts/postgrest/Chart.lock
@@ -1,6 +1,6 @@
 dependencies:
 - name: cluster
   repository: https://cloudnative-pg.io/charts
-  version: 0.7.0
-digest: sha256:2085dcb4903893b9b3ccd2ece82b1faeb90663ac5a85d9f9abce34ebb798267d
-generated: "2026-07-07T15:19:43.595725387Z"
+  version: 0.8.1
+digest: sha256:e2020b913498c42c2b451aeeb0cad5a1dd0d7e1b07465fdb30c802309fe37951
+generated: "2026-08-26T20:48:52.883597858Z"
diff --git a/charts/postgrest/Chart.yaml b/charts/postgrest/Chart.yaml
index a5bb645..8a6dbde 100644
--- a/charts/postgrest/Chart.yaml
+++ b/charts/postgrest/Chart.yaml
@@ -11,6 +11,6 @@ description: Helm chart for a PostgREST data api.
 
 dependencies:
   - name: cluster
-    version: 0.7.0
+    version: 0.8.1
     repository: https://cloudnative-pg.io/charts
     condition: cluster.enabled
diff --git a/charts/postgrest/README.md b/charts/postgrest/README.md
index 65e8faa..05bf56d 100644
--- a/charts/postgrest/README.md
+++ b/charts/postgrest/README.md
@@ -8,7 +8,7 @@ Helm chart for a PostgREST data api.
 
 | Repository | Name | Version |
 |------------|------|---------|
-| https://cloudnative-pg.io/charts | cluster | 0.7.0 |
+| https://cloudnative-pg.io/charts | cluster | 0.8.1 |
 
 ## Values