diff --git a/charts/argo/templates/workflow-controller-config-map.yaml b/charts/argo/templates/workflow-controller-config-map.yaml
index 43699820..712e4fd5 100644
--- a/charts/argo/templates/workflow-controller-config-map.yaml
+++ b/charts/argo/templates/workflow-controller-config-map.yaml
@@ -36,6 +36,9 @@ data:
         {{- if .Values.artifactRepository.s3.keyPrefix }}
         keyPrefix: {{ .Values.artifactRepository.s3.keyPrefix }}
         {{- end }}
+        {{- if .Values.artifactRepository.s3.region }}
+        region: {{ .Values.artifactRepository.s3.region }}
+        {{- end }}
       {{- end}}
     {{- if .Values.controller.metricsConfig.enabled }}
     metricsConfig:
diff --git a/charts/argo/values.yaml b/charts/argo/values.yaml
index b391e58e..695b3a19 100644
--- a/charts/argo/values.yaml
+++ b/charts/argo/values.yaml
@@ -195,6 +195,7 @@ artifactRepository:
     insecure: true
     # bucket:
     # endpoint:
+    # region:
 
 # NOTE: These are setting attributes for the `minio` optional dependency
 minio: