diff --git a/bootstrap/templates/kubernetes/apps/kube-system/cilium/app/helmrelease.yaml.j2 b/bootstrap/templates/kubernetes/apps/kube-system/cilium/app/helmrelease.yaml.j2
index a433f46f..10bf40a7 100644
--- a/bootstrap/templates/kubernetes/apps/kube-system/cilium/app/helmrelease.yaml.j2
+++ b/bootstrap/templates/kubernetes/apps/kube-system/cilium/app/helmrelease.yaml.j2
@@ -8,7 +8,7 @@ spec:
   chart:
     spec:
       chart: cilium
-      version: 1.15.5
+      version: 1.15.6
       sourceRef:
         kind: HelmRepository
         name: cilium
diff --git a/bootstrap/templates/kubernetes/bootstrap/helmfile.yaml.j2 b/bootstrap/templates/kubernetes/bootstrap/helmfile.yaml.j2
index d129c3fe..299267b0 100644
--- a/bootstrap/templates/kubernetes/bootstrap/helmfile.yaml.j2
+++ b/bootstrap/templates/kubernetes/bootstrap/helmfile.yaml.j2
@@ -22,7 +22,7 @@ releases:
   - name: cilium
     namespace: kube-system
     chart: cilium/cilium
-    version: 1.15.5
+    version: 1.15.6
     values:
       - ../apps/kube-system/cilium/app/helm-values.yaml
     needs: