diff --git a/clusters/env/production/flux-system/gotk-components.yaml b/clusters/env/production/flux-system/gotk-components.yaml
index 26f5144c8..99308dc14 100644
--- a/clusters/env/production/flux-system/gotk-components.yaml
+++ b/clusters/env/production/flux-system/gotk-components.yaml
@@ -3387,7 +3387,7 @@ spec:
             resourceFieldRef:
               containerName: manager
               resource: limits.memory
-        image: ghcr.io/fluxcd/kustomize-controller:v1.8.5
+        image: ghcr.io/fluxcd/kustomize-controller:v1.9.1
         imagePullPolicy: IfNotPresent
         livenessProbe:
           httpGet: