diff --git a/.github/workflows/test-helm-chart.yml b/.github/workflows/test-helm-chart.yml
index 58132b9042..5c54ab1705 100644
--- a/.github/workflows/test-helm-chart.yml
+++ b/.github/workflows/test-helm-chart.yml
@@ -41,7 +41,7 @@ jobs:
       - name: Set up chart-testing
         uses: helm/chart-testing-action@6ec842c01de15ebb84c8627d2744a0c2f2755c9f # v2.8.0
         with:
-          version: 3.14.0 # renovate: datasource=github-releases depName=helm/chart-testing
+          version: 3.15.0 # renovate: datasource=github-releases depName=helm/chart-testing
           yamale_version: 6.1.0 # renovate: datasource=pypi depName=yamale versioning=semver
           yamllint_version: 1.38.0 # renovate: datasource=pypi depName=yamllint versioning=semver