diff --git a/.github/workflows/helm-lint.yaml b/.github/workflows/helm-lint.yaml
index 30709063..5490e8c0 100644
--- a/.github/workflows/helm-lint.yaml
+++ b/.github/workflows/helm-lint.yaml
@@ -24,7 +24,7 @@ jobs:
 
       - uses: actions/setup-python@v6.2.0
         with:
-          python-version: "3.12"
+          python-version: "3.14"
           check-latest: true
 
       - name: Set up chart linting
diff --git a/helm/dev/cortex-prometheus-operator/Chart.yaml b/helm/dev/cortex-prometheus-operator/Chart.yaml
index 687e6a42..2c28dfe7 100644
--- a/helm/dev/cortex-prometheus-operator/Chart.yaml
+++ b/helm/dev/cortex-prometheus-operator/Chart.yaml
@@ -10,4 +10,4 @@ dependencies:
   # CRDs of the prometheus operator, such as PrometheusRule, ServiceMonitor, etc.
   - name: kube-prometheus-stack
     repository: oci://ghcr.io/prometheus-community/charts
-    version: 82.1.1
+    version: 82.4.1