diff --git a/ezdown b/ezdown
index f03efc1..d0d307c 100755
--- a/ezdown
+++ b/ezdown
@@ -428,13 +428,13 @@ function get_extra_images() {
         docker pull "cilium/cilium:v$ciliumVer" && \
         docker pull "cilium/operator-generic:v$ciliumVer" && \
         docker pull "cilium/hubble-relay:v$ciliumVer" && \
-        docker pull cilium/hubble-ui-backend:v0.13.0 && \
-        docker pull cilium/hubble-ui:v0.13.0 && \
+        docker pull cilium/hubble-ui-backend:v0.13.1 && \
+        docker pull cilium/hubble-ui:v0.13.1 && \
         docker save -o "$imageDir/cilium_$ciliumVer.tar" "cilium/cilium:v$ciliumVer" \
-    		"cilium/operator-generic:v$ciliumVer" \
-    		"cilium/hubble-relay:v$ciliumVer" \
-    		"cilium/hubble-ui-backend:v0.13.0" \
-    		"cilium/hubble-ui:v0.13.0"
+            "cilium/operator-generic:v$ciliumVer" \
+            "cilium/hubble-relay:v$ciliumVer" \
+            "cilium/hubble-ui-backend:v0.13.1" \
+            "cilium/hubble-ui:v0.13.1"
       else
         docker load -i "$imageDir/cilium_$ciliumVer.tar"
       fi
@@ -444,10 +444,10 @@ function get_extra_images() {
       docker push "easzlab.io.local:5000/cilium/operator-generic:v$ciliumVer"
       docker tag "cilium/hubble-relay:v$ciliumVer" "easzlab.io.local:5000/cilium/hubble-relay:v$ciliumVer"
       docker push "easzlab.io.local:5000/cilium/hubble-relay:v$ciliumVer"
-      docker tag cilium/hubble-ui-backend:v0.13.0 easzlab.io.local:5000/cilium/hubble-ui-backend:v0.13.0
-      docker push easzlab.io.local:5000/cilium/hubble-ui-backend:v0.13.0
-      docker tag cilium/hubble-ui:v0.13.0 easzlab.io.local:5000/cilium/hubble-ui:v0.13.0
-      docker push easzlab.io.local:5000/cilium/hubble-ui:v0.13.0
+      docker tag cilium/hubble-ui-backend:v0.13.1 easzlab.io.local:5000/cilium/hubble-ui-backend:v0.13.1
+      docker push easzlab.io.local:5000/cilium/hubble-ui-backend:v0.13.1
+      docker tag cilium/hubble-ui:v0.13.1 easzlab.io.local:5000/cilium/hubble-ui:v0.13.1
+      docker push easzlab.io.local:5000/cilium/hubble-ui:v0.13.1
       ;;
 
     # flannel image
diff --git a/roles/cilium/files/cilium-1.15.5.tgz b/roles/cilium/files/cilium-1.15.5.tgz
deleted file mode 100644
index 66d3788..0000000
Binary files a/roles/cilium/files/cilium-1.15.5.tgz and /dev/null differ
diff --git a/roles/cilium/files/cilium-1.16.3.tgz b/roles/cilium/files/cilium-1.16.3.tgz
new file mode 100644
index 0000000..eaca333
Binary files /dev/null and b/roles/cilium/files/cilium-1.16.3.tgz differ
diff --git a/roles/cilium/templates/values.yaml.j2 b/roles/cilium/templates/values.yaml.j2
index 08401db..e36b340 100644
--- a/roles/cilium/templates/values.yaml.j2
+++ b/roles/cilium/templates/values.yaml.j2
@@ -35,12 +35,12 @@ hubble:
     backend:
       image:
         repository: "easzlab.io.local:5000/cilium/hubble-ui-backend"
-        tag: "v0.13.0"
+        tag: "v0.13.1"
         useDigest: false
     frontend:
       image:
         repository: "easzlab.io.local:5000/cilium/hubble-ui"
-        tag: "v0.13.0"
+        tag: "v0.13.1"
         useDigest: false
 {% endif %}
 
@@ -56,15 +56,6 @@ ipam:
 # -- Enable Layer 7 network policy.
 l7Proxy: true
 
-# -- Configure Istio proxy options.
-proxy:
-  prometheus:
-    enabled: false
-    port: "9095"
-  # -- Regular expression matching compatible Istio sidecar istio-proxy
-  # container image names
-  sidecarImageRegex: "cilium/istio_proxy"
-
 # -- Configure TLS configuration in the agent.
 tls:
   enabled: true
@@ -93,3 +84,6 @@ preflight:
 
 clustermesh:
   useAPIServer: false
+
+envoy:
+  enabled: false