diff --git a/Chart.yaml b/Chart.yaml
index e219c4ee..caaec7cc 100755
--- a/Chart.yaml
+++ b/Chart.yaml
@@ -1,6 +1,6 @@
 apiVersion: v2
 version: 2.1.0
-appVersion: v1.15.2
+appVersion: v1.15.3
 description: 'Horizontally scalable, highly available, multi-tenant, long term Prometheus.'
 home: https://cortexmetrics.io/
 icon: https://avatars2.githubusercontent.com/u/43045022?s=200&v=4
diff --git a/README.md b/README.md
index e55cce6b..7826b1f7 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 # cortex
 
-![Version: 2.1.0](https://img.shields.io/badge/Version-2.1.0-informational?style=flat-square) ![AppVersion: v1.15.2](https://img.shields.io/badge/AppVersion-v1.15.2-informational?style=flat-square)
+![Version: 2.1.0](https://img.shields.io/badge/Version-2.1.0-informational?style=flat-square) ![AppVersion: v1.15.3](https://img.shields.io/badge/AppVersion-v1.15.3-informational?style=flat-square)
 
 Horizontally scalable, highly available, multi-tenant, long term Prometheus.