diff --git a/charts/argo/templates/workflow-controller-config-map.yaml b/charts/argo/templates/workflow-controller-config-map.yaml
index 2c182c60..a52da888 100644
--- a/charts/argo/templates/workflow-controller-config-map.yaml
+++ b/charts/argo/templates/workflow-controller-config-map.yaml
@@ -16,6 +16,9 @@ data:
     {{- end }}
     {{- end }}
     containerRuntimeExecutor: {{ .Values.controller.containerRuntimeExecutor }}
+    {{- if .Values.controller.namespace }}
+    namespace: {{ .Values.controller.namespace }}
+    {{- end }}
     {{- if or .Values.executor.resources .Values.executor.env .Values.executor.securityContext}}
     executor:
       {{- with .Values.executor.resources }}
diff --git a/charts/argo/values.yaml b/charts/argo/values.yaml
index 5914600c..7014e782 100644
--- a/charts/argo/values.yaml
+++ b/charts/argo/values.yaml
@@ -36,6 +36,8 @@ controller:
   image:
     # Overrides .images.tag if defined.
     tag: ""
+  # namespace is a label selector filter to limit the controller's watch to a specific namespace
+  # namespace:
   # podAnnotations is an optional map of annotations to be applied to the controller Pods
   podAnnotations: {}
   # Optional labels to add to the controller pods