diff --git a/kubernetes/network/cert-manager/kustomization.yaml b/kubernetes/network/cert-manager/kustomization.yaml
index 91baf056..bf9c6c92 100644
--- a/kubernetes/network/cert-manager/kustomization.yaml
+++ b/kubernetes/network/cert-manager/kustomization.yaml
@@ -7,7 +7,7 @@ resources:
 helmCharts:
 - repo: https://charts.jetstack.io
   name: cert-manager
-  version: v1.16.2
+  version: v1.16.3
   includeCRDs: true
   releaseName: cert-manager
   valuesFile: values.yaml