diff --git a/bootstrap/templates/kubernetes/apps/cert-manager/cert-manager/app/helmrelease.yaml.j2 b/bootstrap/templates/kubernetes/apps/cert-manager/cert-manager/app/helmrelease.yaml.j2
index f3855f2e..985d9cb1 100644
--- a/bootstrap/templates/kubernetes/apps/cert-manager/cert-manager/app/helmrelease.yaml.j2
+++ b/bootstrap/templates/kubernetes/apps/cert-manager/cert-manager/app/helmrelease.yaml.j2
@@ -8,7 +8,7 @@ spec:
   chart:
     spec:
       chart: cert-manager
-      version: v1.15.0
+      version: v1.15.3
       sourceRef:
         kind: HelmRepository
         name: jetstack
diff --git a/kubernetes/apps/cert-manager/cert-manager/app/helmrelease.yaml b/kubernetes/apps/cert-manager/cert-manager/app/helmrelease.yaml
index f3855f2e..985d9cb1 100644
--- a/kubernetes/apps/cert-manager/cert-manager/app/helmrelease.yaml
+++ b/kubernetes/apps/cert-manager/cert-manager/app/helmrelease.yaml
@@ -8,7 +8,7 @@ spec:
   chart:
     spec:
       chart: cert-manager
-      version: v1.15.0
+      version: v1.15.3
       sourceRef:
         kind: HelmRepository
         name: jetstack