diff --git a/charts/argo/Chart.yaml b/charts/argo/Chart.yaml
index 889b3f5e..3ab858f2 100644
--- a/charts/argo/Chart.yaml
+++ b/charts/argo/Chart.yaml
@@ -1,4 +1,5 @@
 apiVersion: v1
+appVersion: "v2.2.1"
 description: A Helm chart for Kubernetes
 name: argo
 version: 0.3.1