diff --git a/apps/base/valkey-operator-system/kustomization.yaml b/apps/base/valkey-operator-system/kustomization.yaml
new file mode 100644
index 0000000..5122f9e
--- /dev/null
+++ b/apps/base/valkey-operator-system/kustomization.yaml
@@ -0,0 +1,6 @@
+---
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+
+resources:
+  - namespace.yaml
diff --git a/apps/base/valkey-operator-system/namespace.yaml b/apps/base/valkey-operator-system/namespace.yaml
new file mode 100644
index 0000000..f72d2a8
--- /dev/null
+++ b/apps/base/valkey-operator-system/namespace.yaml
@@ -0,0 +1,5 @@
+---
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: valkey-operator-system
diff --git a/apps/overlays/au-syd1/valkey-operator-system/kustomization.yaml b/apps/overlays/au-syd1/valkey-operator-system/kustomization.yaml
new file mode 100644
index 0000000..1a24408
--- /dev/null
+++ b/apps/overlays/au-syd1/valkey-operator-system/kustomization.yaml
@@ -0,0 +1,17 @@
+---
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+
+resources:
+  - ../../../base/valkey-operator-system
+
+helmCharts:
+  - name: valkey-operator
+    repo: https://artifactapi.k8s.syd1.au.unkin.net/api/v1/virtual/helm
+    version: "0.5.0"
+    releaseName: valkey-operator
+    namespace: valkey-operator-system
+    valuesFile: values.yaml
+    # The chart ships CRDs in the Helm-native crds/ dir, which helm template
+    # skips unless CRDs are explicitly included.
+    includeCRDs: true
diff --git a/apps/overlays/au-syd1/valkey-operator-system/values.yaml b/apps/overlays/au-syd1/valkey-operator-system/values.yaml
new file mode 100644
index 0000000..e1afdf9
--- /dev/null
+++ b/apps/overlays/au-syd1/valkey-operator-system/values.yaml
@@ -0,0 +1,14 @@
+image:
+  registry: artifactapi.k8s.syd1.au.unkin.net/ghcr
+  repository: valkey-io/valkey-operator
+  tag: v0.5.0
+
+replicaCount: 1
+
+resources:
+  limits:
+    cpu: 500m
+    memory: 256Mi
+  requests:
+    cpu: 10m
+    memory: 64Mi
diff --git a/argocd/applicationsets/platform.yaml b/argocd/applicationsets/platform.yaml
index 97a4c39..20cfa68 100644
--- a/argocd/applicationsets/platform.yaml
+++ b/argocd/applicationsets/platform.yaml
@@ -43,6 +43,7 @@ spec:
       - path: apps/overlays/*/reloader-system
       - path: apps/overlays/*/reposync
       - path: apps/overlays/*/traefik-system
+      - path: apps/overlays/*/valkey-operator-system
       - path: apps/overlays/*/vm-system
       - path: apps/overlays/*/vpa-system
       - path: apps/overlays/*/vault