diff --git a/installation/kubernetes/helm/vmclarity/Chart.lock b/installation/kubernetes/helm/vmclarity/Chart.lock
index e2c252945..0203e4fe9 100644
--- a/installation/kubernetes/helm/vmclarity/Chart.lock
+++ b/installation/kubernetes/helm/vmclarity/Chart.lock
@@ -1,6 +1,6 @@
 dependencies:
 - name: postgresql
   repository: https://charts.bitnami.com/bitnami
-  version: 15.5.17
-digest: sha256:4c7eb3a98c0f916f7fc542b633f939b1aa4179708f21b0b47f507cf659347eff
-generated: "2024-07-16T13:57:26.986481832Z"
+  version: 15.5.20
+digest: sha256:c2b37f568f43bcf73d8dc3ff2c069fa1a92b45535f4109fe480f8b044349d0f7
+generated: "2024-08-05T13:32:33.963119606Z"
diff --git a/installation/kubernetes/helm/vmclarity/Chart.yaml b/installation/kubernetes/helm/vmclarity/Chart.yaml
index 44ea1c431..422a885ef 100644
--- a/installation/kubernetes/helm/vmclarity/Chart.yaml
+++ b/installation/kubernetes/helm/vmclarity/Chart.yaml
@@ -16,5 +16,5 @@ maintainers:
     url: https://github.com/openclarity/vmclarity
 dependencies:
   - name: postgresql
-    version: "15.5.17"
+    version: "15.5.20"
     repository: https://charts.bitnami.com/bitnami
diff --git a/installation/kubernetes/helm/vmclarity/README.md b/installation/kubernetes/helm/vmclarity/README.md
index 0ffb154f9..b5c77b318 100644
--- a/installation/kubernetes/helm/vmclarity/README.md
+++ b/installation/kubernetes/helm/vmclarity/README.md
@@ -23,7 +23,7 @@ secrets.
 
 | Repository | Name | Version |
 |------------|------|---------|
-| https://charts.bitnami.com/bitnami | postgresql | 15.5.17 |
+| https://charts.bitnami.com/bitnami | postgresql | 15.5.20 |
 
 ## Values
 
diff --git a/installation/kubernetes/helm/vmclarity/charts/postgresql-15.5.17.tgz b/installation/kubernetes/helm/vmclarity/charts/postgresql-15.5.17.tgz
deleted file mode 100644
index 74406aef7..000000000
Binary files a/installation/kubernetes/helm/vmclarity/charts/postgresql-15.5.17.tgz and /dev/null differ
diff --git a/installation/kubernetes/helm/vmclarity/charts/postgresql-15.5.20.tgz b/installation/kubernetes/helm/vmclarity/charts/postgresql-15.5.20.tgz
new file mode 100644
index 000000000..9c1b593d8
Binary files /dev/null and b/installation/kubernetes/helm/vmclarity/charts/postgresql-15.5.20.tgz differ