diff --git a/argoapps/home/system/cilium.yaml b/argoapps/home/system/cilium.yaml
index 06d30cd..a782eb1 100644
--- a/argoapps/home/system/cilium.yaml
+++ b/argoapps/home/system/cilium.yaml
@@ -9,7 +9,7 @@ spec:
   source:
     chart: cilium
     repoURL: https://helm.cilium.io/
-    targetRevision: 1.15.3
+    targetRevision: 1.15.4
     helm:
       values: |
         cni:
diff --git a/argoapps/zurrli/system/cilium.yaml b/argoapps/zurrli/system/cilium.yaml
index c52d06f..a5d2a1a 100644
--- a/argoapps/zurrli/system/cilium.yaml
+++ b/argoapps/zurrli/system/cilium.yaml
@@ -9,7 +9,7 @@ spec:
   source:
     chart: cilium
     repoURL: https://helm.cilium.io/
-    targetRevision: 1.15.3
+    targetRevision: 1.15.4
     helm:
       values: |
         cni: