diff --git a/Chart.yaml b/Chart.yaml
index dc88149..2233cea 100644
--- a/Chart.yaml
+++ b/Chart.yaml
@@ -23,7 +23,7 @@ dependencies:
     # Switch back to upstream once all alerts are fixed eg. etcd gpcr
     # repository: https://prometheus-community.github.io/helm-charts
   - name: prometheus-adapter
-    version: 4.1.1
+    version: 4.3.1
     repository: https://prometheus-community.github.io/helm-charts
     condition: prometheus-adapter.enabled
   - name: prometheus-pushgateway