diff --git a/chart/Chart.yaml b/chart/Chart.yaml
index 24e91e07..7c59731a 100644
--- a/chart/Chart.yaml
+++ b/chart/Chart.yaml
@@ -12,7 +12,7 @@ keywords:
   - monitoring
   - tracing
   - opentelemetry
-version: 20.8.0
+version: 20.9.0
 # TODO(paulfantom): Enable after kubernetes 1.22 reaches EOL (2022-10-28)
 # kubeVersion: ">= 1.23.0"
 dependencies:
@@ -26,7 +26,7 @@ dependencies:
     repository: https://charts.timescale.com
   - name: kube-prometheus-stack
     condition: kube-prometheus-stack.enabled
-    version: 44.2.1
+    version: 45.9.0
     repository: https://prometheus-community.github.io/helm-charts
   - name: opentelemetry-operator
     condition: opentelemetry-operator.enabled