diff --git a/charts/argo-workflows/Chart.yaml b/charts/argo-workflows/Chart.yaml
index 688408be..e2e65461 100644
--- a/charts/argo-workflows/Chart.yaml
+++ b/charts/argo-workflows/Chart.yaml
@@ -16,4 +16,4 @@ maintainers:
 annotations:
   artifacthub.io/changes: |
     - "[Changed]: Bump appVersion to 3.2.0. Synced CRDs."
-    - "[Added]: WorkflowTaskSet CRD"
+    - "[Added]: WorkflowTaskSet CRD"
\ No newline at end of file
diff --git a/charts/argo-workflows/templates/controller/workflow-rb.yaml b/charts/argo-workflows/templates/controller/workflow-rb.yaml
index 67f22504..24223ce6 100644
--- a/charts/argo-workflows/templates/controller/workflow-rb.yaml
+++ b/charts/argo-workflows/templates/controller/workflow-rb.yaml
@@ -1,5 +1,5 @@
 {{- if .Values.workflow.rbac.create -}}
-  {{- range $namespace := or .Values.singleNamespace false | ternary (list "") (append .Values.controller.workflowNamespaces (coalesce .Values.workflow.namespace .Release.Namespace) | uniq)  }}
+  {{- range $namespace := or .Values.singleNamespace false | ternary (append .Values.controller.workflowNamespaces (coalesce .Values.workflow.namespace .Release.Namespace) | uniq) (list "") }}
 ---
 apiVersion: rbac.authorization.k8s.io/v1
 kind: RoleBinding
diff --git a/charts/argo-workflows/templates/controller/workflow-role.yaml b/charts/argo-workflows/templates/controller/workflow-role.yaml
index 66ad9328..7e826261 100644
--- a/charts/argo-workflows/templates/controller/workflow-role.yaml
+++ b/charts/argo-workflows/templates/controller/workflow-role.yaml
@@ -1,5 +1,5 @@
 {{- if .Values.workflow.rbac.create -}}
-  {{- range $namespace := or .Values.singleNamespace false | ternary (list "") (append .Values.controller.workflowNamespaces (coalesce .Values.workflow.namespace .Release.Namespace) | uniq)  }}
+  {{- range $namespace := or .Values.singleNamespace false | ternary (append .Values.controller.workflowNamespaces (coalesce .Values.workflow.namespace .Release.Namespace) | uniq) (list "") }}
 ---
 apiVersion: rbac.authorization.k8s.io/v1
 kind: Role
diff --git a/charts/argo-workflows/templates/controller/workflow-sa.yaml b/charts/argo-workflows/templates/controller/workflow-sa.yaml
index 7c76585a..952c2dc7 100644
--- a/charts/argo-workflows/templates/controller/workflow-sa.yaml
+++ b/charts/argo-workflows/templates/controller/workflow-sa.yaml
@@ -1,5 +1,5 @@
 {{- if .Values.workflow.serviceAccount.create -}}
-  {{- range $namespace := or .Values.singleNamespace false | ternary (list "") (append .Values.controller.workflowNamespaces (coalesce .Values.workflow.namespace .Release.Namespace) | uniq)  }}
+  {{- range $namespace := or .Values.singleNamespace false | ternary (append .Values.controller.workflowNamespaces (coalesce .Values.workflow.namespace .Release.Namespace) | uniq) (list "") }}
 ---
 apiVersion: v1
 kind: ServiceAccount