diff --git a/config/ha/kustomization.yaml b/config/ha/kustomization.yaml
new file mode 100644
index 000000000..60dc69b9f
--- /dev/null
+++ b/config/ha/kustomization.yaml
@@ -0,0 +1,17 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+
+namespace: kubeslice-system
+
+resources:
+  - ../default
+  - operator_pdb.yaml
+
+patches:
+  - path: manager_ha_patch.yaml
+    target:
+      group: apps
+      version: v1
+      kind: Deployment
+      name: operator
+
diff --git a/config/ha/manager_ha_patch.yaml b/config/ha/manager_ha_patch.yaml
new file mode 100644
index 000000000..5ca73f4ee
--- /dev/null
+++ b/config/ha/manager_ha_patch.yaml
@@ -0,0 +1,18 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: operator
+  namespace: system
+spec:
+  replicas: 2
+  template:
+    spec:
+      affinity:
+        podAntiAffinity:
+          preferredDuringSchedulingIgnoredDuringExecution:
+            - weight: 100
+              podAffinityTerm:
+                topologyKey: kubernetes.io/hostname
+                labelSelector:
+                  matchLabels:
+                    control-plane: controller-manager
diff --git a/config/ha/operator_pdb.yaml b/config/ha/operator_pdb.yaml
new file mode 100644
index 000000000..93e43bef0
--- /dev/null
+++ b/config/ha/operator_pdb.yaml
@@ -0,0 +1,10 @@
+apiVersion: policy/v1
+kind: PodDisruptionBudget
+metadata:
+  name: kubeslice-operator-pdb
+  namespace: system
+spec:
+  minAvailable: 1
+  selector:
+    matchLabels:
+      control-plane: controller-manager