diff --git a/charms/knative-serving/src/charm.py b/charms/knative-serving/src/charm.py
index 2660ac4e..b7f183fe 100755
--- a/charms/knative-serving/src/charm.py
+++ b/charms/knative-serving/src/charm.py
@@ -28,7 +28,10 @@
 
 
 CUSTOM_IMAGE_CONFIG_NAME = "custom_images"
-DEFAULT_IMAGES = {"net-istio-webhook/webhook": "charmedkubeflow/net-istio-webhook:1.12.3-b455143"}
+DEFAULT_IMAGES = {
+    "net-istio-webhook/webhook": "charmedkubeflow/net-istio-webhook:1.12.3-b455143",
+    "net-istio-controller/controller": "charmedkubeflow/net-istio-controller:1.12.3-dc35fc7",
+}
 
 
 class KnativeServingCharm(CharmBase):