diff --git a/kubernetes/apps/kube-system/cilium/app/helmrelease.yaml b/kubernetes/apps/kube-system/cilium/app/helmrelease.yaml
index b77e4405b..6e2ba1f79 100644
--- a/kubernetes/apps/kube-system/cilium/app/helmrelease.yaml
+++ b/kubernetes/apps/kube-system/cilium/app/helmrelease.yaml
@@ -10,7 +10,7 @@ spec:
   chart:
     spec:
       chart: cilium
-      version: 1.15.4
+      version: 1.15.5
       sourceRef:
         kind: HelmRepository
         name: cilium
diff --git a/kubernetes/bootstrap/cilium/kustomization.yaml b/kubernetes/bootstrap/cilium/kustomization.yaml
index 01d6928ce..ed9f778f8 100644
--- a/kubernetes/bootstrap/cilium/kustomization.yaml
+++ b/kubernetes/bootstrap/cilium/kustomization.yaml
@@ -4,7 +4,7 @@ kind: Kustomization
 helmCharts:
   - name: cilium
     repo: https://helm.cilium.io/
-    version: 1.15.4
+    version: 1.15.5
     releaseName: cilium
     namespace: kube-system
     valuesFile: values.yaml