diff --git a/stable/aws-load-balancer-controller/README.md b/stable/aws-load-balancer-controller/README.md
index 77f7f09f..2ebaba33 100644
--- a/stable/aws-load-balancer-controller/README.md
+++ b/stable/aws-load-balancer-controller/README.md
@@ -250,7 +250,7 @@ The default values set by the application itself can be confirmed [here](https:/
 | `globalAcceleratorMaxConcurrentReconciles`                          | Maximum number of concurrently running reconcile loops for GlobalAccelerator objects                                                                                                                                                                                                                                                         | None                                              |
 | `globalAcceleratorMaxExponentialBackoffDelay`                       | Maximum duration of exponential backoff for GlobalAccelerator reconcile failures                                                                                                                                                                                                                                                             | None                                              |
 | `syncPeriod`                                                        | Period at which the controller forces the repopulation of its local object stores                                                                                                                                                                                                                                                            | None                                              |
-| `watchNamespace`                                                    | Namespace the controller watches for updates to Kubernetes objects, If empty, all namespaces are watched                                                                                                                                                                                                                                     | None                                              |
+| `watchNamespace`                                                    | Namespace(s) the controller watches for updates to Kubernetes objects. Can be a string for a single namespace or a list for multiple namespaces. If empty, all namespaces are watched                                                                                                                                                       | None                                              |
 | `disableIngressClassAnnotation`                                     | Disables the usage of kubernetes.io/ingress.class annotation                                                                                                                                                                                                                                                                                 | None                                              |
 | `disableIngressGroupNameAnnotation`                                 | Disables the usage of alb.ingress.kubernetes.io/group.name annotation                                                                                                                                                                                                                                                                        | None                                              |
 | `tolerateNonExistentBackendService`                                 | whether to allow rules that reference a backend service that does not exist. (When enabled, it will return 503 error if backend service not exist)                                                                                                                                                                                           | `true`                                            |
diff --git a/stable/aws-load-balancer-controller/templates/deployment.yaml b/stable/aws-load-balancer-controller/templates/deployment.yaml
index a710865e..5d06bf59 100644
--- a/stable/aws-load-balancer-controller/templates/deployment.yaml
+++ b/stable/aws-load-balancer-controller/templates/deployment.yaml
@@ -140,8 +140,14 @@ spec:
         - --sync-period={{ .Values.syncPeriod }}
         {{- end }}
         {{- if .Values.watchNamespace }}
+        {{- if kindIs "slice" .Values.watchNamespace }}
+        {{- range .Values.watchNamespace }}
+        - --watch-namespace={{ . }}
+        {{- end }}
+        {{- else }}
         - --watch-namespace={{ .Values.watchNamespace }}
         {{- end }}
+        {{- end }}
         {{- if kindIs "bool" .Values.disableIngressClassAnnotation }}
         - --disable-ingress-class-annotation={{ .Values.disableIngressClassAnnotation }}
         {{- end }}
diff --git a/stable/aws-load-balancer-controller/values.yaml b/stable/aws-load-balancer-controller/values.yaml
index 8073d596..efc620ec 100644
--- a/stable/aws-load-balancer-controller/values.yaml
+++ b/stable/aws-load-balancer-controller/values.yaml
@@ -291,7 +291,15 @@ lbStabilizationMonitorInterval:
 # Period at which the controller forces the repopulation of its local object stores. (default 10h0m0s)
 syncPeriod:
 
-# Namespace the controller watches for updates to Kubernetes objects, If empty, all namespaces are watched.
+# Namespace(s) the controller watches for updates to Kubernetes objects.
+# Can be a single namespace (string) or multiple namespaces (list).
+# If empty, all namespaces are watched.
+# Examples:
+#   Single namespace: watchNamespace: my-namespace
+#   Multiple namespaces:
+#     watchNamespace:
+#       - namespace1
+#       - namespace2
 watchNamespace:
 
 # disableIngressClassAnnotation disables the usage of kubernetes.io/ingress.class annotation, false by default