diff --git a/charts/argo/templates/workflow-controller-config-map.yaml b/charts/argo/templates/workflow-controller-config-map.yaml
index 5df0b6a4..b756cfdc 100644
--- a/charts/argo/templates/workflow-controller-config-map.yaml
+++ b/charts/argo/templates/workflow-controller-config-map.yaml
@@ -38,6 +38,7 @@ data:
         {{- end }}
         {{- if .Values.artifactRepository.s3.region }}
         region: {{ .Values.artifactRepository.s3.region }}
+        {{- end }}
         {{- if .Values.artifactRepository.s3.roleARN }}
         roleARN: {{ .Values.artifactRepository.s3.roleARN }}
         {{- end }}