diff --git a/charts/argo/templates/workflow-controller-deployment.yaml b/charts/argo/templates/workflow-controller-deployment.yaml
index dda3df94..82b36bf6 100755
--- a/charts/argo/templates/workflow-controller-deployment.yaml
+++ b/charts/argo/templates/workflow-controller-deployment.yaml
@@ -61,6 +61,9 @@ spec:
               fieldRef:
                 apiVersion: v1
                 fieldPath: metadata.namespace
+          {{- with .Values.controller.extraEnv }}
+            {{ toYaml . | nindent 10 }}
+          {{- end }}
           resources:
             {{- toYaml .Values.controller.resources | nindent 12 }}
           {{- if .Values.controller.metricsConfig.enabled }}
diff --git a/charts/argo/values.yaml b/charts/argo/values.yaml
index 67c9af29..cd7d7603 100644
--- a/charts/argo/values.yaml
+++ b/charts/argo/values.yaml
@@ -115,6 +115,9 @@ controller:
   # service type `LoadBalancer`
   loadBalancerSourceRanges: []
   resources: {}
+  # The list of environment variable definitions to be added to the controller
+  # manages container verbatim.
+  extraEnv: []
   replicas: 1
   pdb:
     enabled: false